Sessions
| Parliament | Session | Start date | End date | Citation by calendar years | Citation by regnal years | Wikidata ID |
| 1st | 1st | 22 January 1801 | 2 July 1801 | 1801 | 41 Geo. 3 | Q108997882 |
| 1st | 2nd | 29 October 1801 | 28 June 1802 | 1801-02 | 42 Geo. 3 | Q108997881 |
| 2nd | 1st | 16 November 1802 | 12 August 1803 | 1802-03 | 43 Geo. 3 | Q108997880 |
| 2nd | 2nd | 22 November 1803 | 31 July 1804 | 1803-04 | 44 Geo. 3 | Q108997879 |
| 2nd | 3rd | 15 January 1805 | 12 July 1805 | 1805 | 45 Geo. 3 | Q108997878 |
| 2nd | 4th | 21 January 1806 | 23 July 1806 | 1806 | 46 Geo. 3 | Q108997877 |
| 3rd | 1st | 15 December 1806 | 27 April 1807 | 1806-07 | 47 Geo. 3 (sess. 1) | Q108997876 |
| 4th | 1st | 22 June 1807 | 14 August 1807 | 1807 | 47 Geo. 3 (sess. 2) | Q108997875 |
| 4th | 2nd | 21 January 1808 | 4 July 1808 | 1808 | 48 Geo. 3 | Q108997874 |
| 4th | 3rd | 19 January 1809 | 21 June 1809 | 1809 | 49 Geo. 3 | Q108997873 |
| 4th | 4th | 23 January 1810 | 21 June 1810 | 1810 | 50 Geo. 3 | Q108997872 |
| 4th | 5th | 1 November 1810 | 24 July 1811 | 1810-11 | 51 Geo. 3 | Q108997871 |
| 4th | 6th | 7 January 1812 | 30 July 1812 | 1812 | 52 Geo. 3 | Q108997870 |
| 5th | 1st | 24 November 1812 | 22 July 1813 | 1812-13 | 53 Geo. 3 | Q108997869 |
| 5th | 2nd | 4 November 1813 | 30 July 1814 | 1813-14 | 54 Geo. 3 | Q108997868 |
| 5th | 3rd | 8 November 1814 | 12 July 1815 | 1814-15 | 55 Geo. 3 | Q108997867 |
| 5th | 4th | 1 February 1816 | 2 July 1816 | 1816 | 56 Geo. 3 | Q108997866 |
| 5th | 5th | 28 January 1817 | 12 July 1817 | 1817 | 57 Geo. 3 | Q108997865 |
| 5th | 6th | 27 January 1818 | 10 June 1818 | 1818 | 58 Geo. 3 | Q108997864 |
| 6th | 1st | 14 January 1819 | 13 July 1819 | 1819 | 59 Geo. 3 | Q108997863 |
| 6th | 2nd | 23 November 1819 | 28 February 1820 | 1819-20 | 60 Geo. 3 & 1 Geo. 4 | Q108997862 |
| 7th | 1st | 21 April 1820 | 23 November 1820 | 1820 | 1 Geo. 4 | Q108997855 |
| 7th | 2nd | 23 January 1821 | 11 July 1821 | 1821 | 1 & 2 Geo. 4 | Q108997842 |
| 7th | 3rd | 5 February 1822 | 6 August 1822 | 1822 | 3 Geo. 4 | Q108997828 |
| 7th | 4th | 4 February 1823 | 19 July 1823 | 1823 | 4 Geo. 4 | Q108997815 |
| 7th | 5th | 3 February 1824 | 25 June 1824 | 1824 | 5 Geo. 4 | Q108997803 |
| 7th | 6th | 3 February 1825 | 6 July 1825 | 1825 | 6 Geo. 4 | Q108997790 |
| 7th | 7th | 2 February 1826 | 31 May 1826 | 1826 | 7 Geo. 4 | Q108997775 |
| 8th | 1st | 14 November 1826 | 2 July 1827 | 1826-27 | 7 & 8 Geo. 4 | Q108997764 |
| 8th | 2nd | 29 January 1828 | 28 July 1828 | 1828 | 9 Geo. 4 | Q108997763 |
| 8th | 3rd | 5 February 1829 | 24 June 1829 | 1829 | 10 Geo. 4 | Q108997762 |
| 8th | 4th | 4 February 1830 | 4 June 1830 | 1830 | 11 Geo. 4 | Q108997761 |
| 9th | 1st | 26 October 1830 | 22 April 1831 | 1830-31 | 1 Will. 4 | Q108997760 |
| 10th | 1st | 14 June 1831 | 20 October 1831 | 1831 | 1 & 2 Will. 4 | Q108997759 |
| 10th | 2nd | 6 December 1831 | 16 August 1832 | 1831-32 | 2 & 3 Will. 4 | Q108997758 |
| 11th | 1st | 29 January 1833 | 29 August 1833 | 1833 | 3 & 4 Will. 4 | Q108997757 |
| 11th | 2nd | 4 February 1834 | 15 August 1834 | 1834 | 4 & 5 Will. 4 | Q108997756 |
| 12th | 1st | 19 February 1835 | 10 September 1835 | 1835 | 5 & 6 Will. 4 | Q108997755 |
| 12th | 2nd | 4 February 1836 | 20 August 1836 | 1836 | 6 & 7 Will. 4 | Q108997754 |
| 12th | 3rd | 31 January 1837 | 17 July 1837 | 1837 | 7 Will. 4 & 1 Vict. | Q108997753 |
| 13th | 1st | 15 November 1837 | 16 August 1838 | 1837-38 | 1 & 2 Vict. | Q108997752 |
| 13th | 2nd | 5 February 1839 | 27 August 1839 | 1839 | 2 & 3 Vict. | Q108997751 |
| 13th | 3rd | 16 January 1840 | 11 August 1840 | 1840 | 3 & 4 Vict. | Q108997748 |
| 13th | 4th | 26 January 1841 | 22 June 1841 | 1841 Session I | 4 & 5 Vict. | Q108997747 |
| 14th | 1st | 19 August 1841 | 7 October 1841 | 1841 Session II | 5 Vict. | Q108997746 |
| 14th | 2nd | 3 February 1842 | 12 August 1842 | 1842 | 5 & 6 Vict. | Q108997745 |
| 14th | 3rd | 2 February 1843 | 24 August 1843 | 1843 | 6 & 7 Vict. | Q108997744 |
| 14th | 4th | 1 February 1844 | 5 September 1844 | 1844 | 7 & 8 Vict. | Q108997743 |
| 14th | 5th | 4 February 1845 | 9 August 1845 | 1845 | 8 & 9 Vict. | Q108997742 |
| 14th | 6th | 22 January 1846 | 28 August 1846 | 1846 | 9 & 10 Vict. | Q108997741 |
| 14th | 7th | 19 January 1847 | 23 July 1847 | 1847 | 10 & 11 Vict. | Q108997740 |
| 15th | 1st | 18 November 1847 | 5 September 1848 | 1847-48 | 11 & 12 Vict. | Q108997739 |
| 15th | 2nd | 1 February 1849 | 1 August 1849 | 1849 | 12 & 13 Vict. | Q108997738 |
| 15th | 3rd | 31 January 1850 | 15 August 1850 | 1850 | 13 & 14 Vict. | Q108997737 |
| 15th | 4th | 4 February 1851 | 8 August 1851 | 1851 | 14 & 15 Vict. | Q108997736 |
| 15th | 5th | 3 February 1852 | 1 July 1852 | 1852 | 15 & 16 Vict. | Q108997735 |
| 16th | 1st | 4 November 1852 | 20 August 1853 | 1852-1853 | 16 & 17 Vict. | Q108997734 |
| 16th | 2nd | 31 January 1854 | 12 August 1854 | 1854 | 17 & 18 Vict. | Q108997733 |
| 16th | 3rd | 12 December 1854 | 14 August 1855 | 1854-55 | 18 & 19 Vict. | Q108997732 |
| 16th | 4th | 31 January 1856 | 29 July 1856 | 1856 | 19 & 20 Vict. | Q108997723 |
| 16th | 5th | 3 February 1857 | 21 March 1857 | 1857 Session I | 20 Vict. | Q108997708 |
| 17th | 1st | 30 April 1857 | 28 August 1857 | 1857 Session II | 20 & 21 Vict. | Q108997692 |
| 17th | 2nd | 3 December 1857 | 2 August 1858 | 1857-58 | 21 & 22 Vict. | Q108997676 |
| 17th | 3rd | 3 February 1859 | 19 April 1859 | 1859-59 Session I | 22 Vict. | Q108997659 |
| 18th | 1st | 31 May 1859 | 13 August 1859 | 1859-59 Session II | 22 & 23 Vict. | Q108997645 |
| 18th | 2nd | 24 January 1860 | 28 August 1860 | 1860 | 23 & 24 Vict. | Q108997635 |
| 18th | 3rd | 5 February 1861 | 6 August 1861 | 1861 | 24 & 25 Vict. | Q108997634 |
| 18th | 4th | 6 February 1862 | 7 August 1862 | 1862 | 25 & 26 Vict. | Q108997633 |
| 18th | 5th | 5 February 1863 | 28 July 1863 | 1863 | 26 & 27 Vict. | Q108997632 |
| 18th | 6th | 4 February 1864 | 29 July 1864 | 1864 | 27 & 28 Vict. | Q108997631 |
| 18th | 7th | 7 February 1865 | 6 July 1865 | 1865 | 28 & 29 Vict. | Q108997630 |
| 19th | 1st | 1 February 1866 | 10 August 1866 | 1866 | 29 & 30 Vict. | Q108997629 |
| 19th | 2nd | 5 February 1867 | 21 August 1867 | 1867 | 30 & 31 Vict. | Q108997628 |
| 19th | 3rd | 13 February 1868 | 31 July 1868 | 1868 | 31 & 32 Vict. | Q108997627 |
| 20th | 1st | 10 December 1868 | 11 August 1869 | 1868-69 | 32 & 33 Vict. | Q108997626 |
| 20th | 2nd | 8 February 1870 | 10 August 1870 | 1870 | 33 & 34 Vict. | Q108997625 |
| 20th | 3rd | 9 February 1871 | 21 August 1871 | 1871 | 34 & 35 Vict. | Q108997624 |
| 20th | 4th | 6 February 1872 | 10 August 1872 | 1872 | 35 & 36 Vict. | Q108997623 |
| 20th | 5th | 6 February 1873 | 5 August 1873 | 1873 | 36 & 37 Vict. | Q108997622 |
| 21st | 1st | 5 March 1874 | 7 August 1874 | 1874 | 37 & 38 Vict. | Q108997621 |
| 21st | 2nd | 5 February 1875 | 13 August 1875 | 1875 | 38 & 39 Vict. | Q108997620 |
| 21st | 3rd | 8 February 1876 | 15 August 1876 | 1876 | 39 & 40 Vict. | Q108997619 |
| 21st | 4th | 8 February 1877 | 14 August 1877 | 1877 | 40 & 41 Vict. | Q108997618 |
| 21st | 5th | 17 January 1878 | 16 August 1878 | 1878 | 41 & 42 Vict. | Q108997617 |
| 21st | 6th | 5 December 1878 | 15 August 1879 | 1878-79 | 42 & 43 Vict. | Q108997616 |
| 21st | 7th | 5 February 1880 | 24 March 1880 | 1880 Session I | 43 Vict. | Q108997615 |
| 22nd | 1st | 29 April 1880 | 7 September 1880 | 1880 Session II | 43 & 44 Vict. | Q108997614 |
| 22nd | 2nd | 24 November 1880 | 27 August 1881 | 1880-81 | 44 & 45 Vict. | Q108997613 |
| 22nd | 3rd | 7 February 1882 | 2 December 1882 | 1882 | 45 & 46 Vict. | Q108997612 |
| 22nd | 4th | 15 February 1883 | 25 August 1883 | 1883 | 46 & 47 Vict. | Q108997611 |
| 22nd | 5th | 5 February 1884 | 14 August 1884 | 1884 | 47 & 48 Vict. | Q108997610 |
| 22nd | 6th | 23 October 1884 | 14 August 1885 | 1884-85 | 48 & 49 Vict. | Q108997609 |
| 23rd | 1st | 12 January 1886 | 25 June 1886 | 1886 Session I | 49 & 50 Vict. | Q108997608 |
| 24th | 1st | 5 August 1886 | 25 September 1886 | 1886 Session II | 50 Vict. | Q108997607 |
| 24th | 2nd | 27 January 1887 | 16 September 1887 | 1887 | 50 & 51 Vict. | Q108997606 |
| 24th | 3rd | 9 February 1888 | 24 December 1888 | 1888 | 51 & 52 Vict. | Q108997605 |
| 24th | 4th | 21 February 1889 | 30 August 1889 | 1889 | 52 & 53 Vict. | Q108997604 |
| 24th | 5th | 11 February 1890 | 18 August 1890 | 1890 | 53 & 54 Vict. | Q108997603 |
| 24th | 6th | 25 November 1890 | 5 August 1891 | 1890-91 | 54 & 55 Vict. | Q108997602 |
| 24th | 7th | 9 February 1892 | 28 June 1892 | 1892 Session I | 55 & 56 Vict. | Q108997599 |
| 25th | 1st | 4 August 1892 | 18 August 1892 | 1892 Session II | 56 Vict. | Q108997582 |
| 25th | 2nd | 31 January 1893 | 5 March 1894 | 1893-94 | 56 & 57 Vict. | Q108997565 |
| 25th | 3rd | 12 March 1894 | 25 August 1894 | 1894 | 57 & 58 Vict. | Q108997550 |
| 25th | 4th | 5 February 1895 | 6 July 1895 | 1895 Session I | 58 & 59 Vict. | Q108997533 |
| 26th | 1st | 12 August 1895 | 5 September 1895 | 1895 Session II | 59 Vict. | Q108997518 |
| 26th | 2nd | 11 February 1896 | 14 August 1896 | 1894-96 | 59 & 60 Vict. | Q108997511 |
| 26th | 3rd | 19 January 1897 | 6 August 1897 | 1897 | 60 & 61 Vict. | Q108997510 |
| 26th | 4th | 8 February 1898 | 12 August 1898 | 1898 | 61 & 62 Vict. | Q108997509 |
| 26th | 5th | 7 February 1899 | 9 August 1899 | 1899 Session I | 62 & 63 Vict. | Q108997508 |
| 26th | 6th | 17 October 1899 | 27 October 1899 | 1899 Session II | 63 Vict. | Q108997507 |
| 26th | 7th | 30 January 1900 | 8 August 1900 | 1900 Session I | 63 & 64 Vict. | Q108997506 |
| 27th | 1st | 3 December 1900 | 15 December 1900 | 1900 Session II | 64 Vict. | Q108997505 |
| 27th | 2nd | 23 January 1901 | 17 August 1901 | 1901 | 1 Edw. 7 | Q108997504 |
| 27th | 3rd | 16 January 1902 | 18 December 1902 | 1902 | 1 & 2 Edw. 7 | Q108997503 |
| 27th | 4th | 17 February 1903 | 14 August 1903 | 1903 | 3 Edw. 7 | Q108997502 |
| 27th | 5th | 2 February 1904 | 15 August 1904 | 1904 | 4 Edw. 7 | Q108997501 |
| 27th | 6th | 14 February 1905 | 11 August 1905 | 1905 | 5 Edw. 7 | Q108997500 |
| 28th | 1st | 13 February 1906 | 21 December 1906 | 1906 | 6 Edw. 7 | Q108997498 |
| 28th | 2nd | 12 February 1907 | 28 August 1907 | 1907 | 7 Edw. 7 | Q108997497 |
| 28th | 3rd | 29 January 1908 | 21 December 1908 | 1908 | 8 Edw. 7 | Q108997496 |
| 28th | 4th | 16 February 1909 | 3 December 1909 | 1909 | 9 Edw. 7 | Q108997495 |
| 29th | 1st | 15 February 1910 | 28 November 1910 | 1910 | 10 Edw. 7 & 1 Geo. 5 | Q108997493 |
| 30th | 1st | 31 January 1911 | 16 December 1911 | 1911 | 1 & 2 Geo. 5 | Q108997492 |
| 30th | 2nd | 14 February 1912 | 7 March 1913 | 1912-13 | 2 & 3 Geo. 5 | Q108997491 |
| 30th | 3rd | 10 March 1913 | 15 August 1913 | 1913 | 3 & 4 Geo. 5 | Q108997490 |
| 30th | 4th | 10 February 1914 | 18 September 1914 | 1914 | 4 & 5 Geo. 5 | Q108997489 |
| 30th | 5th | 11 November 1914 | 27 January 1916 | 1914-16 | 5 & 6 Geo. 5 | Q108997488 |
| 30th | 6th | 15 February 1916 | 22 December 1916 | 1916 | 6 & 7 Geo. 5 | Q108997487 |
| 30th | 7th | 7 February 1917 | 6 February 1918 | 1917-18 | 7 & 8 Geo. 5 | Q108997486 |
| 30th | 8th | 12 February 1918 | 21 November 1918 | 1918 | 8 & 9 Geo. 5 | Q108997485 |
| 31st | 1st | 4 February 1919 | 23 December 1919 | 1919 | 9 & 10 Geo. 5 | Q108997484 |
| 31st | 2nd | 10 February 1920 | 23 December 1920 | 1920 | 10 & 11 Geo. 5 | Q108997483 |
| 31st | 3rd | 15 February 1921 | 10 November 1921 | 1921 Session I | 11 & 12 Geo. 5 | Q108997482 |
| 31st | 4th | 14 December 1921 | 19 December 1921 | 1921 Session II | 12 Geo. 5 | Q108997481 |
| 31st | 5th | 7 February 1922 | 4 August 1922 | 1922 Session I | 12 & 13 Geo. 5 | Q108997480 |
| 32nd | 1st | 20 November 1922 | 15 December 1922 | 1922 Session II | 13 Geo. 5 | Q108997479 |
| 32nd | 2nd | 13 February 1923 | 16 November 1923 | 1923 | 13 & 14 Geo. 5 | Q108997478 |
| 33rd | 1st | 8 January 1924 | 9 October 1924 | 1924 | 14 & 15 Geo. 5 | Q108997477 |
| 34th | 1st | 2 December 1924 | 22 December 1925 | 1924-25 | 15 & 16 Geo. 5 | Q108997475 |
| 34th | 2nd | 2 February 1926 | 15 December 1926 | 1926 | 16 & 17 Geo. 5 | Q108997456 |
| 34th | 3rd | 8 February 1927 | 22 December 1927 | 1927 | 17 & 18 Geo. 5 | Q108997432 |
| 34th | 4th | 7 February 1928 | 3 August 1928 | 1928 | 18 & 19 Geo. 5 | Q108997413 |
| 34th | 5th | 6 November 1928 | 10 May 1929 | 1928-29 | 19 & 20 Geo. 5 | Q108997394 |
| 35th | 1st | 25 June 1929 | 1 August 1930 | 1929-30 | 20 & 21 Geo. 5 | Q108997381 |
| 35th | 2nd | 28 October 1930 | 7 October 1931 | 1930-31 | 21 & 22 Geo. 5 | Q108997380 |
| 36th | 1st | 3 November 1931 | 17 November 1932 | 1931-32 | 22 & 23 Geo. 5 | Q108997379 |
| 36th | 2nd | 22 November 1932 | 17 November 1933 | 1932-33 | 23 & 24 Geo. 5 | Q108997378 |
| 36th | 3rd | 21 November 1933 | 16 November 1934 | 1933-34 | 24 & 25 Geo. 5 | Q108997377 |
| 36th | 4th | 20 November 1934 | 25 October 1935 | 1934-35 | 25 & 26 Geo. 5 | Q108997376 |
| 37th | 1st | 26 November 1935 | 30 October 1936 | 1935-36 | 26 Geo. 5 & 1 Edw. 8 | Q108992869 |
| 37th | 2nd | 3 November 1936 | 22 October 1937 | 1936-37 | 1 Edw. 8 & 1 Geo. 6 | Q108992867 |
| 37th | 3rd | 26 October 1937 | 4 November 1938 | 1937-38 | 1 & 2 Geo. 6 | Q108992866 |
| 37th | 4th | 8 November 1938 | 23 November 1939 | 1938-39 | 2 & 3 Geo. 6 | Q108992865 |
| 37th | 5th | 28 November 1939 | 20 November 1940 | 1939-40 | 3 & 4 Geo. 6 | Q108992864 |
| 37th | 6th | 21 November 1940 | 11 November 1941 | 1940-41 | 4 & 5 Geo. 6 | Q108992863 |
| 37th | 7th | 12 November 1941 | 10 November 1942 | 1941-42 | 5 & 6 Geo. 6 | Q108992862 |
| 37th | 8th | 11 November 1942 | 23 November 1943 | 1942-43 | 6 & 7 Geo. 6 | Q108992861 |
| 37th | 9th | 24 November 1943 | 28 November 1944 | 1943-44 | 7 & 8 Geo. 6 | Q108992860 |
| 37th | 10th | 29 November 1944 | 15 June 1945 | 1944-45 | 8 & 9 Geo. 6 | Q108992859 |
| 38th | 1st | 1 August 1945 | 6 November 1946 | 1945-46 | 9 & 10 Geo. 6 | Q108992858 |
| 38th | 2nd | 12 November 1946 | 20 October 1947 | 1946-47 | 10 & 11 Geo. 6 | Q108992857 |
| 38th | 3rd | 21 October 1947 | 5 September 1948 | 1947-48 | 11 & 12 Geo. 6 | Q108992856 |
| 38th | 4th | 14 September 1948 | 25 October 1948 | 1948 | 12 Geo. 6 | Q108992855 |
| 38th | 5th | 26 October 1948 | 16 December 1949 | 1948-49 | 12, 13 & 14 Geo. 6 | Q108992854 |
| 39th | 1st | 1 March 1950 | 26 October 1950 | 1950 | 14 Geo. 6 | Q108992839 |
| 39th | 2nd | 31 October 1950 | 4 October 1951 | 1950-51 | 14 & 15 Geo. 6 | Q108992825 |
| 40th | 1st | 31 October 1951 | 30 October 1952 | 1951-52 | 15 & 16 Geo. 6 & 1 Eliz. 2 | Q108992807 |
| 40th | 2nd | 4 November 1952 | 29 October 1953 | 1952-53 | 1 & 2 Eliz. 2 | Q108992787 |
| 40th | 3rd | 3 November 1953 | 25 November 1954 | 1953-54 | 2 & 3 Eliz. 2 | Q108992771 |
| 40th | 4th | 30 November 1954 | 6 May 1955 | 1954-55 | 3 & 4 Eliz. 2 | Q108992758 |
| 41st | 1st | 7 June 1955 | 5 November 1956 | 1955-56 | 4 & 5 Eliz. 2 | Q108992757 |
| 41st | 2nd | 6 November 1956 | 1 November 1957 | 1956-57 | 5 & 6 Eliz. 2 | Q108992756 |
| 41st | 3rd | 5 November 1957 | 23 October 1958 | 1957-58 | 6 & 7 Eliz. 2 | Q108992755 |
| 41st | 4th | 28 October 1958 | 18 September 1959 | 1958-59 | 7 & 8 Eliz. 2 | Q108992754 |
| 42nd | 1st | 20 October 1959 | 27 October 1960 | 1959-60 | 8 & 9 Eliz. 2 | Q108991060 |
| 42nd | 2nd | 1 November 1960 | 24 October 1961 | 1960-61 | 9 & 10 Eliz. 2 | Q108991059 |
| 42nd | 3rd | 31 October 1961 | 25 October 1962 | 1961-62 | 10 & 11 Eliz. 2 | Q108991057 |
| 42nd | 4th | 30 October 1962 | 24 October 1963 | 1962-63 | 11 & 12 Eliz. 2 | Q108991056 |
| 42nd | 5th | 12 November 1963 | 31 July 1964 | 1963-64 | 12 & 13 Eliz. 2 | Q108991054 |
| 43rd | 1st | 27 October 1964 | 8 November 1965 | 1964-65 | 13 & 14 Eliz. 2 | Q108991053 |
| 43rd | 2nd | 9 November 1965 | 10 March 1966 | 1965-66 | 14 & 15 Eliz. 2 | Q108991052 |
| 44th | 1st | 18 April 1966 | 27 October 1967 | 1966-67 | 15 & 16 Eliz. 2 | Q108991051 |
| 44th | 2nd | 31 October 1967 | 25 October 1968 | 1967-68 | 16 & 17 Eliz. 2 | Q108991050 |
| 44th | 3rd | 30 October 1968 | 22 October 1969 | 1968-69 | 17 & 18 Eliz. 2 | Q108991049 |
| 44th | 4th | 28 October 1969 | 29 May 1970 | 1969-70 | 18 & 19 Eliz. 2 | Q108991048 |
| 45th | 1st | 29 June 1970 | 28 October 1971 | 1970-71 | 19 & 20 Eliz. 2 | Q108991047 |
| 45th | 2nd | 2 November 1971 | 26 October 1972 | 1971-72 | 20 & 21 Eliz. 2 | Q108991046 |
| 45th | 3rd | 31 October 1972 | 25 October 1973 | 1972-73 | 21 & 22 Eliz. 2 | Q108991045 |
| 45th | 4th | 30 October 1973 | 8 February 1974 | 1973-74 | 22 & 23 Eliz. 2 | Q108991044 |
| 46th | 1st | 6 March 1974 | 31 July 1974 | 1974 | 23 Eliz. 2 | Q108991043 |
| 47th | 1st | 22 October 1974 | 12 November 1975 | 1974-75 | 23 & 24 Eliz. 2 | Q108991042 |
| 47th | 2nd | 19 November 1975 | 22 November 1976 | 1975-76 | 24 & 25 Eliz. 2 | Q108991041 |
| 47th | 3rd | 24 November 1976 | 26 October 1977 | 1976-77 | 25 & 26 Eliz. 2 | Q108991040 |
| 47th | 4th | 3 November 1977 | 24 October 1978 | 1977-78 | 26 & 27 Eliz. 2 | Q108991039 |
| 47th | 5th | 1 November 1978 | 4 April 1979 | 1978-79 | 27 & 28 Eliz. 2 | Q108991038 |
| 48th | 1st | 9 May 1979 | 13 November 1980 | 1979-80 | 28 & 29 Eliz. 2 | Q108991036 |
| 48th | 2nd | 20 November 1980 | 30 October 1981 | 1980-81 | 29 & 30 Eliz. 2 | Q108991035 |
| 48th | 3rd | 4 November 1981 | 28 October 1982 | 1981-82 | 30 & 31 Eliz. 2 | Q108991034 |
| 48th | 4th | 3 November 1982 | 13 May 1983 | 1982-83 | 31 & 32 Eliz. 2 | Q108991027 |
| 49th | 1st | 15 June 1983 | 31 October 1984 | 1983-84 | 32 & 33 Eliz. 2 | Q108991030 |
| 49th | 2nd | 6 November 1984 | 30 October 1985 | 1984-85 | 33 & 34 Eliz. 2 | Q108991029 |
| 49th | 3rd | 6 November 1985 | 7 November 1986 | 1985-86 | 34 & 35 Eliz. 2 | Q108991028 |
| 49th | 4th | 12 November 1986 | 15 May 1987 | 1986-87 | 35 & 36 Eliz. 2 | Q108991027 |
| 50th | 1st | 17 June 1987 | 15 November 1988 | 1987-88 | 36 & 37 Eliz. 2 | Q108991018 |
| 50th | 2nd | 22 November 1988 | 16 November 1989 | 1988-89 | 37 & 38 Eliz. 2 | Q108991016 |
| 50th | 3rd | 21 November 1989 | 1 November 1990 | 1989-90 | 38 & 39 Eliz. 2 | Q108991015 |
| 50th | 4th | 7 November 1990 | 22 October 1991 | 1990-91 | 39 & 40 Eliz. 2 | Q108991014 |
| 50th | 5th | 31 October 1991 | 16 March 1992 | 1991-92 | 40 & 41 Eliz. 2 | Q108991013 |
| 51st | 1st | 27 April 1992 | 5 November 1993 | 1992-93 | 41 & 42 Eliz. 2 | Q108991012 |
| 51st | 2nd | 18 November 1993 | 3 November 1994 | 1993-94 | 42 & 43 Eliz. 2 | Q108991011 |
| 51st | 3rd | 16 November 1994 | 8 November 1995 | 1994-95 | 43 & 44 Eliz. 2 | Q108991010 |
| 51st | 4th | 15 November 1995 | 17 October 1996 | 1995-96 | 44 & 45 Eliz. 2 | Q108991009 |
| 51st | 5th | 23 October 1996 | 21 March 1997 | 1996-97 | 45 & 46 Eliz. 2 | Q108991008 |
| 52nd | 1st | 7 May 1997 | 19 November 1998 | 1997-98 | 46 & 47 Eliz. 2 | Q108991007 |
| 52nd | 2nd | 24 November 1998 | 11 November 1999 | 1998-99 | 47 & 48 Eliz. 2 | Q108991006 |
| 52nd | 3rd | 17 November 1999 | 30 November 2000 | 1999-00 | 48 & 49 Eliz. 2 | Q108991005 |
| 52nd | 4th | 5 December 2000 | 11 May 2001 | 2000-01 | 49 & 50 Eliz. 2 | Q108991003 |
| 53rd | 1st | 13 June 2001 | 7 November 2002 | 2001-02 | 50 & 51 Eliz. 2 | Q108991002 |
| 53rd | 2nd | 13 November 2002 | 20 November 2003 | 2002-03 | 51 & 52 Eliz. 2 | Q108991001 |
| 53rd | 3rd | 26 November 2003 | 18 November 2004 | 2003-04 | 52 & 53 Eliz. 2 | Q108991000 |
| 53rd | 4th | 23 November 2004 | 5 April 2005 | 2004-05 | 53 & 54 Eliz. 2 | Q108990999 |
| 54th | 1st | 11 May 2005 | 8 November 2006 | 2005-06 | 54 & 55 Eliz. 2 | Q108990998 |
| 54th | 2nd | 15 November 2006 | 30 October 2007 | 2006-07 | 55 & 56 Eliz. 2 | Q108990997 |
| 54th | 3rd | 6 November 2007 | 26 November 2008 | 2007-08 | 56 & 57 Eliz. 2 | Q108990996 |
| 54th | 4th | 3 December 2008 | 12 November 2009 | 2008-09 | 57 & 58 Eliz. 2 | Q108990995 |
| 54th | 5th | 18 November 2009 | 8 April 2010 | 2009-10 | 58 & 59 Eliz. 2 | Q108990993 |
| 55th | 1st | 18 May 2010 | 1 May 2012 | 2010-12 | 59, 60 & 61 Eliz. 2 | Q108990992 |
| 55th | 2nd | 9 May 2012 | 25 April 2013 | 2012-13 | 61 & 62 Eliz. 2 | Q108990991 |
| 55th | 3rd | 8 May 2013 | 14 May 2014 | 2013-14 | 62 & 63 Eliz. 2 | Q108990989 |
| 55th | 4th | 4 June 2014 | 30 March 2015 | 2014-15 | 63 & 64 Eliz. 2 | Q108990988 |
| 56th | 1st | 18 May 2015 | 12 May 2016 | 2015-16 | 64 & 65 Eliz. 2 | Q108990875 |
| 56th | 2nd | 18 May 2016 | 27 April 2017 | 2016-17 | 65 & 66 Eliz. 2 | Q108990867 |
| 57th | 1st | 13 June 2017 | 8 October 2019 | 2017-19 | 66, 67 & 68 Eliz. 2 | Q108990856 |
| 57th | 2nd | 14 October 2019 | 5 November 2019 | 2019-19 | 68 Eliz. 2 | Q108990847 |
| 58th | 1st | 17 December 2019 | 29 April 2021 | 2019-21 | 68, 69 & 70 Eliz. 2 | Q108990830 |
| 58th | 2nd | 11 May 2021 | 28 April 2022 | 2021-22 | 70 & 71 Eliz. 2 | Q108990808 |
| 58th | 3rd | 10 May 2022 | 26 October 2023 | 2022-23 | 71 Eliz. 2 & 1 Chas. 3 | - |
| 58th | 4th | 7 November 2023 | - | 2023-24 | 2 Chas. 3 | - |