§ 14. Mr. LUNNasked the Secretary for Mines whether he can give the average daily output of coal per man working at the coal face in Yorkshire in the years 1913 and 1934?
§ Dr. BURGINDuring the year 1934, the average output per manshift worked at the coal face in Yorkshire was 67.62 cwt. Similar information for a prewar period is not available but in June, 1914, the average output per manshift worked by all persons employed below-ground was 31.24 cwt. while the corresponding figure for the year 1934 was 33.73 cwt.
§ Mr. PIKECan the Parliamentary Secretary say to what extent South Yorkshire is carrying West Yorkshire on its back in this matter?
§ 15. Mr. LUNNasked the Secretary for Mines the total quantity and percentage of coal cut by machinery in Yorkshire in 1913 and for each year from 1920 to 1934, inclusive?
§ Dr. BURGINAs the reply involves a statistical table I will, with the hon. Member's permission, circulate it in the OFFICIAL REPORT.
§ following is the table:
| Year. | Coal cut by machinery. | |||
| Quantity. | Percentage of Total Output. | |||
| Tons. | Per cent. | |||
| 1913 | … | … | 4,492,822 | 10.3 |
| 1920 | … | … | 4,120,338 | 11.4 |
| 1921* | … | … | 3,506,753 | 12.3 |
| 1922 | … | … | 5,277,341 | 12.5 |
| 1923 | … | … | 6,667,138 | 14.3 |
| 1924 | … | … | 7,305,145 | 15.7 |
| 1925 | … | … | 7,068,631 | 15.6 |
| 1926* | … | … | 3,682,805 | 17.0 |
| 1927 | … | … | 7,716,671 | 16.8 |
| 1928 | … | … | 7,596,260 | 17.5 |
| 1929 | … | … | 8,371,718 | 18.0 |
| 1930 | … | … | 9,114,948 | 20.5 |
| 1931 | … | … | 9,717,541 | 23.9 |
| 1932 | … | … | 10,066,411 | 26.4 |
| 1933 | … | … | 11,236,521 | 30.2 |
| 1934 | … | … | 15,041,860 | 37.7 |
| * In these years work at coal mines was reduced by protracted disputes. |