| Value | Category | Cases | |
|---|---|---|---|
| 1928 | 165 |
0.5%
|
|
| 1929 | 80 |
0.2%
|
|
| 1930 | 97 |
0.3%
|
|
| 1931 | 106 |
0.3%
|
|
| 1932 | 156 |
0.4%
|
|
| 1933 | 163 |
0.5%
|
|
| 1934 | 170 |
0.5%
|
|
| 1935 | 209 |
0.6%
|
|
| 1936 | 227 |
0.6%
|
|
| 1937 | 254 |
0.7%
|
|
| 1938 | 330 |
0.9%
|
|
| 1939 | 351 |
1%
|
|
| 1940 | 420 |
1.2%
|
|
| 1941 | 389 |
1.1%
|
|
| 1942 | 371 |
1%
|
|
| 1943 | 390 |
1.1%
|
|
| 1944 | 403 |
1.1%
|
|
| 1945 | 419 |
1.2%
|
|
| 1946 | 499 |
1.4%
|
|
| 1947 | 599 |
1.7%
|
|
| 1948 | 601 |
1.7%
|
|
| 1949 | 570 |
1.6%
|
|
| 1950 | 662 |
1.8%
|
|
| 1951 | 603 |
1.7%
|
|
| 1952 | 616 |
1.7%
|
|
| 1953 | 648 |
1.8%
|
|
| 1954 | 593 |
1.7%
|
|
| 1955 | 670 |
1.9%
|
|
| 1956 | 626 |
1.7%
|
|
| 1957 | 605 |
1.7%
|
|
| 1958 | 634 |
1.8%
|
|
| 1959 | 581 |
1.6%
|
|
| 1960 | 652 |
1.8%
|
|
| 1961 | 586 |
1.6%
|
|
| 1962 | 643 |
1.8%
|
|
| 1963 | 637 |
1.8%
|
|
| 1964 | 687 |
1.9%
|
|
| 1965 | 634 |
1.8%
|
|
| 1966 | 618 |
1.7%
|
|
| 1967 | 562 |
1.6%
|
|
| 1968 | 641 |
1.8%
|
|
| 1969 | 626 |
1.7%
|
|
| 1970 | 626 |
1.7%
|
|
| 1971 | 563 |
1.6%
|
|
| 1972 | 609 |
1.7%
|
|
| 1973 | 604 |
1.7%
|
|
| 1974 | 535 |
1.5%
|
|
| 1975 | 568 |
1.6%
|
|
| 1976 | 521 |
1.5%
|
|
| 1977 | 541 |
1.5%
|
|
| 1978 | 596 |
1.7%
|
|
| 1979 | 573 |
1.6%
|
|
| 1980 | 601 |
1.7%
|
|
| 1981 | 525 |
1.5%
|
|
| 1982 | 550 |
1.5%
|
|
| 1983 | 517 |
1.4%
|
|
| 1984 | 486 |
1.4%
|
|
| 1985 | 486 |
1.4%
|
|
| 1986 | 513 |
1.4%
|
|
| 1987 | 435 |
1.2%
|
|
| 1988 | 498 |
1.4%
|
|
| 1989 | 431 |
1.2%
|
|
| 1990 | 475 |
1.3%
|
|
| 1991 | 422 |
1.2%
|
|
| 1992 | 458 |
1.3%
|
|
| 1993 | 394 |
1.1%
|
|
| 1994 | 389 |
1.1%
|
|
| 1995 | 394 |
1.1%
|
|
| 1996 | 398 |
1.1%
|
|
| 1997 | 387 |
1.1%
|
|
| 1998 | 387 |
1.1%
|
|
| 1999 | 410 |
1.1%
|
|
| 2000 | 461 |
1.3%
|
|
| 2001 | 336 |
0.9%
|
|
| 2002 | 406 |
1.1%
|
|
| 2003 | 260 |
0.7%
|
|
| 2147483623 | Refusal | 0 |
0%
|
| 2147483624 | Don't know | 0 |
0%
|
| 2147483625 | No answer | 0 |
0%
|
| 10001 | .D | 167 |