Number of Workers
| Bristol | Somerset | Overall Total |
|||||||
Below Ground |
Above Ground | Clerks, etc | Total | Below Ground |
Above Ground |
Clerks, etc |
Total | ||
| 1854 | Not given | Not given |
Not given |
Not given | Not given |
Not given |
5,183 | ||
| 1874 | 2,713 | 600 | 3,313 | 3,707 | 967 | 4,674 | 7,987 | ||
| 1875 | 2,782 | 675 | 3,457 | 3,674 | 916 | 4,590 | 8,047 | ||
| 1876 | 2,518 | 607 | 3,125 | 3,631 | 891 | 4,522 | 7,647 | ||
| 1877 | 2,516 | 618 | 3,134 | 3,347 | 783 | 4,130 | 7,264 | ||
| 1878 | 2,305 | 590 | 2,895 | 3,348 | 844 | 4,192 | 7,087 | ||
| 1879 | 2,362 | 606 | 2,968 | 3,464 | 786 | 4,250 | 7,218 | ||
| 1880 | 2,382 | 578 | 2,960 | 3,508 | 757 | 4,265 | 7,225 | ||
| 1881 | 2,499 | 607 | 3,106 | 3,377 | 680 | 4,057 | 7,163 | ||
| 1882 | 2,295 | 546 | 2,841 | 3,628 | 772 | 4,400 | 7,241 | ||
| 1883 | 2,397 | 554 | 2,951 | 3,735 | 682 | 4,417 | 7,368 | ||
| 1884 | 2,491 | 560 | 3,051 | 3,807 | 727 | 4,534 | 7,585 | ||
| 1885 | 2,485 | 565 | 3,050 | 4,010 | 735 | 4,745 | 7,795 | ||
| 1886 | 2,210 | 538 | 2,748 | 4,199 | 750 | 4,949 | 7,697 | ||
| 1887 | 2,066 | 521 | 2,587 | 4,289 | 803 | 5,092 | 7,679 | ||
| 1888 | 1,968 | 486 | 2,454 | 4,322 | 773 | 5,095 | 7,549 | ||
| 1889 | 2,081 | 500 | 2,581 | 4,354 | 747 | 5,101 | 7,682 | ||
| 1890 | 2,195 | 484 | 2,679 | 4,562 | 741 | 5,303 | 7,982 | ||
| 1891 | 2,153 | 492 | 2,645 | 4,845 | 821 | 5,666 | 8,311 | ||
| 1892 | 2,088 | 470 | 2,558 | 4,696 | 766 | 5,462 | 8,020 | ||
| 1893 | 1,664 | 379 | 2,043 | 4,219 | 755 | 4,974 | 7,017 | ||
| 1894 | 1,609 | 390 | 1,999 | 4,249 | 761 | 5,010 | 7,009 | ||
| 1895 | 1,607 | 395 | 2,002 | 4,212 | 836 | 5,048 | 7,050 | ||
| 1896 | 1,594 | 377 | 1,971 | 4,347 | 829 | 5,176 | 7,147 | ||
| 1897 | 1,563 | 376 | 1,939 | 4,185 | 790 | 4,975 | 6,914 | ||
| 1898 | 1,817 | 412 | 2,229 | 4,412 | 803 | 5,215 | 7,444 | ||
| 1899 | 1,628 | 361 | 1,989 | 4,325 | 869 | 5,194 | 7,183 | ||
| 1900 | 1,643 | 396 | 2,039 | 4,640 | 862 | 5,502 | 7,541 | ||
| 1901 | Not given | 4,562 | 850 | 5,412 | |||||
| 1902 | Not given | 4,701 | 854 | 5,555 | |||||
| 1903 | Not given | 4,585 | 839 | 5,424 | |||||
| 1904 | Not given | 4,466 | 869 | 5,335 | |||||
| 1905 | Not given | 4,728 | 898 | 5,626 | |||||
| 1906 | Not given | 4,703 | 935 | 5,638 | |||||
| 1907 | Not given | 5,023 | 864 | 5,887 | |||||
| 1908 | Not given | 5,262 | 937 | 6,199 | |||||
| 1909 | Not given | 5,424 | 991 | 6,415 | |||||
| 1910 | Not given | 5,437 | 991 | 6,428 | |||||
| 1911 | Not given | 5,704 | 1,036 | 6,740 | |||||
| 1912 | Not given | 5,424 | 1,024 | 6,448 | |||||
| 1913 | 2,588 | 6,211 | 8,799 | ||||||
| 1914 | 2,096 | 6,339 | 8,435 | ||||||
| 1915 | 1,967 | 5,909 | 7,876 | ||||||
| 1916 | 2,055 | 6,144 | 8,199 | ||||||
| 1917 | 1,942 | 6,119 | 8,061 | ||||||
| 1918 | 1,933 | 6,121 | 8,054 | ||||||
| 1919 | 2,349 | 7,085 | 9,434 | ||||||
| 1920 | 2,607 | 7,387 | 9,994 | ||||||
| 1921 | 1,779 | 397 | 2,176 | 4,923 | 977 | 5,900 | 8,076 | ||
| 1922 | 1,804 | 396 | 2,200 | 4,306 | 922 | 5,228 | 7,428 | ||
| 1923 | 2,254 | 5,671 | 7,925 | ||||||
| 1924 | 1,304 | 306 | 57 | 1,667 | 4,974 | 894 | 139 | 6,007 | 7,674 |
| 1925 | 1,523 | 5,595 | 7,118 | ||||||
| 1926 | 1,158 | 4,691 | 5,849 | ||||||
| 1927 | 775 | 205 | 23 | 1,003 | 3,577 | 690 | 109 | 4,376 | 5,379 |
| 1928 | 770 | 194 | 21 | 985 | 3,477 | 647 | 109 | 4,233 | 5,218 |
| 1929 | 788 | 179 | 25 | 992 | 3,404 | 650 | 105 | 4,159 | 5,151 |
| 1930 | 780 | 183 | 25 | 988 | 3,110 | 625 | 107 | 3,842 | 4,830 |
| 1931 | 707 | 165 | 24 | 896 | 2,998 | 607 | 95 | 3,700 | 4,596 |
| 1932 | 766 | 178 | 21 | 965 | 3,015 | 619 | 90 | 3,724 | 4,689 |
| 1933 | 697 | 163 | 22 | 882 | 2,970 | 599 | 90 | 3,659 | 4,541 |
| 1934 | 732 | 169 | 22 | 923 | 2,905 | 589 | 83 | 3,577 | 4,500 |
| 1935 | 682 | 161 | 21 | 864 | 2,789 | 570 | 82 | 3,441 | 4,305 |
| 1936 | 368 | 102 | 14 | 484 | 2,774 | 587 | 90 | 3,451 | 3,935 |
| 1937 | 271 | 65 | 8 | 344 | 2,710 | 594 | 93 | 3,397 | 3,741 |
| 1938 | 250 | 69 | 8 | 327 | 2,632 | 621 | 94 | 3,347 | 3,674 |
| 1939 | 232 | 65 | 297 | 2,556 | 614 | 3,170 | 3,467 | ||
| 1940 | 230 | 63 | 293 | 2,522 | 614 | 3,136 | 3,429 | ||
| 1941 | 239 | 62 | 301 | 2,467 | 607 | 3,074 | 3,375 | ||
| 1942 | 264 | 68 | 332 | 2,439 | 608 | 3,047 | 3,379 | ||
| 1943 | 275 | 69 | 344 | 2,413 | 615 | 3,028 | 3,372 | ||
| 1944 | 277 | 66 | 343 | 2,398 | 586 | 2,984 | 3,327 | ||
| 1945 | 300 | 2,900 | 3,200 | ||||||
| 1946 | 300 | 2,700 | 3,000 | ||||||
| 1947 | 300 | 2,900 | 3,200 | ||||||
| 1948 | 300 | 3,100 | 3,400 | ||||||
| 1949 | 200 | 3,100 | 3,300 | ||||||
| 1950 | 0 | 2,800 | 2,800 | ||||||
| 1951 | 0 | 2,700 | 2,700 | ||||||