| #covers w/females |
#covers w/males |
total covers |
% covers w/women |
%covers w/men | |
| 1936-1939 | 56 | 56 | 112 | 50.0% | 50.0% |
| 1940-1949 | 221 | 187 | 408 | 54.2% | 45.8% |
| 1950-1959 | 223 | 124 | 347 | 64.3% | 35.7% |
| Total | 500 | 367 | 867 | 57.7% | 42.3% |
| 1960-1969 | 113 | 170 | 283 | 39.9% | 60.1% |
| 1970-1979 | 42 | 64 | 106 | 39.6% | 60.4% |
| 1980-1989 | 38 | 22 | 60 | 63.3% | 36.7% |
| 1990-2000 | 33 | 28 | 61 | 54.1% | 45.9% |
| Total | 226 | 284 | 510 | 44.3% | 55.7% |