§ Mr. Chris SmithTo ask the Chancellor of the Exchequer if he will publish in theOfficial Report the amount and share of pre-tax income accruing to (a) the top 1 per cent., (b) the top 5 per cent., (c) the top 10 per cent., (d) the top 25 per cent., (e) the bottom 70 per cent., (f) the bottom 5 per cent. and (g) all taxpayers in each year from 1978–79 to 1989–90 and the amount and share of tax liability for each of these groups.
§ Mr. LilleyEstimates are given in the tables for 1978–79 and 1983–84 to 1989–90. Information for other years could
Group of taxpayers1 Top 1 per cent. Top 5 per cent. Top 10 per cent. Top 25 per cent. Bottom 70 per cent. All taxpayers Year Amount £ billion Share per cent. Amount £ billion Share per cent. Amount £ billion Share per cent. Amount £ billion Share per cent. Amount £ billion Share per cent. Amount £ billion Gross Incomes before tax 1978–79 5.1 5 15.0 15 24.3 24 45.9 45 51.0 50 102.8 1983–84 9.7 6 28.3 16 45.0 26 81.7 47 82.0 47 173.7 1984–85 10.9 6 31.4 17 49.6 26 89.3 47 88.8 47 188.8 1985–86 12.9 6 35.7 17 55.9 26 100.5 47 100.0 47 212.6 1986–87 15.1 7 40.8 17 63.2 27 112.5 48 107.3 46 232.9 1987–88 16.4 6 45.3 18 70.1 28 124.2 49 116.2 46 255.1 1988–892 19.3 7 52.3 18 80.5 28 141.3 49 129.2 45 287.0 1989–902 22.0 7 59.3 18 91.2 28 159.5 50 144.5 45 322.1 Income tax liabilities 1978–79 2.3 11 4.9 24 7.0 34 11.5 57 7.7 38 20.2 1983–84 2.8 11 8.5 26 12.2 36 19.5 58 12.5 38 33.4 1984–85 4.2 12 9.3 26 13.3 38 21.1 60 12.4 35 35.4 1985–86 5.0 13 10.6 27 14.8 38 23.2 60 13.6 35 38.8 1986–87 6.2 14 12.7 29 17.3 40 26.5 61 14.5 34 43.3 1987–88 6.6 15 13.7 30 18.5 41 28.0 62 14.9 33 45.4 1988–892 6.1 13 13.9 29 19.0 41 29.1 62 15.1 32 46.7 1989–902 7.1 13 16.0 30 22.0 42 33.3 63 16.9 32 53.1 1 Married couples and single people. 2 Provisional.