| Value | Category | Cases | |
|---|---|---|---|
| 1906 | 1 |
0%
|
|
| 1910 | 1 |
0%
|
|
| 1913 | 1 |
0%
|
|
| 1914 | 1 |
0%
|
|
| 1916 | 1 |
0%
|
|
| 1918 | 4 |
0%
|
|
| 1919 | 6 |
0%
|
|
| 1920 | 5 |
0%
|
|
| 1921 | 7 |
0%
|
|
| 1922 | 6 |
0%
|
|
| 1923 | 10 |
0%
|
|
| 1924 | 12 |
0.1%
|
|
| 1925 | 19 |
0.1%
|
|
| 1926 | 11 |
0.1%
|
|
| 1927 | 8 |
0%
|
|
| 1928 | 31 |
0.1%
|
|
| 1929 | 42 |
0.2%
|
|
| 1930 | 36 |
0.2%
|
|
| 1931 | 30 |
0.1%
|
|
| 1932 | 32 |
0.2%
|
|
| 1933 | 47 |
0.2%
|
|
| 1934 | 77 |
0.4%
|
|
| 1935 | 59 |
0.3%
|
|
| 1936 | 47 |
0.2%
|
|
| 1937 | 60 |
0.3%
|
|
| 1938 | 64 |
0.3%
|
|
| 1939 | 126 |
0.6%
|
|
| 1940 | 89 |
0.4%
|
|
| 1941 | 73 |
0.3%
|
|
| 1942 | 86 |
0.4%
|
|
| 1943 | 101 |
0.5%
|
|
| 1944 | 154 |
0.7%
|
|
| 1945 | 141 |
0.7%
|
|
| 1946 | 150 |
0.7%
|
|
| 1947 | 144 |
0.7%
|
|
| 1948 | 178 |
0.9%
|
|
| 1949 | 236 |
1.1%
|
|
| 1950 | 180 |
0.9%
|
|
| 1951 | 172 |
0.8%
|
|
| 1952 | 210 |
1%
|
|
| 1953 | 191 |
0.9%
|
|
| 1954 | 291 |
1.4%
|
|
| 1955 | 226 |
1.1%
|
|
| 1956 | 241 |
1.2%
|
|
| 1957 | 217 |
1%
|
|
| 1958 | 232 |
1.1%
|
|
| 1959 | 315 |
1.5%
|
|
| 1960 | 260 |
1.2%
|
|
| 1961 | 259 |
1.2%
|
|
| 1962 | 286 |
1.4%
|
|
| 1963 | 324 |
1.5%
|
|
| 1964 | 481 |
2.3%
|
|
| 1965 | 382 |
1.8%
|
|
| 1966 | 377 |
1.8%
|
|
| 1967 | 348 |
1.7%
|
|
| 1968 | 371 |
1.8%
|
|
| 1969 | 504 |
2.4%
|
|
| 1970 | 391 |
1.9%
|
|
| 1971 | 414 |
2%
|
|
| 1972 | 389 |
1.9%
|
|
| 1973 | 526 |
2.5%
|
|
| 1974 | 490 |
2.3%
|
|
| 1975 | 488 |
2.3%
|
|
| 1976 | 504 |
2.4%
|
|
| 1977 | 490 |
2.3%
|
|
| 1978 | 530 |
2.5%
|
|
| 1979 | 663 |
3.2%
|
|
| 1980 | 525 |
2.5%
|
|
| 1981 | 547 |
2.6%
|
|
| 1982 | 545 |
2.6%
|
|
| 1983 | 566 |
2.7%
|
|
| 1984 | 562 |
2.7%
|
|
| 1985 | 556 |
2.7%
|
|
| 1986 | 476 |
2.3%
|
|
| 1987 | 469 |
2.2%
|
|
| 1988 | 468 |
2.2%
|
|
| 1989 | 441 |
2.1%
|
|
| 1990 | 393 |
1.9%
|
|
| 1991 | 408 |
1.9%
|
|
| 1992 | 419 |
2%
|
|
| 1993 | 317 |
1.5%
|
|
| 1994 | 113 |
0.5%
|
|
| 7777 | DON'T KNOW | 1104 |
5.3%
|
| 9999 | REFUSED | 167 |
0.8%
|