| Value | Category | Cases | |
|---|---|---|---|
| 1920 | 3 |
0%
|
|
| 1925 | 16 |
0%
|
|
| 1926 | 9 |
0%
|
|
| 1927 | 9 |
0%
|
|
| 1928 | 11 |
0%
|
|
| 1929 | 6 |
0%
|
|
| 1930 | 54 |
0.1%
|
|
| 1931 | 18 |
0%
|
|
| 1932 | 28 |
0%
|
|
| 1933 | 21 |
0%
|
|
| 1934 | 31 |
0%
|
|
| 1935 | 41 |
0%
|
|
| 1936 | 45 |
0%
|
|
| 1937 | 36 |
0%
|
|
| 1938 | 58 |
0.1%
|
|
| 1939 | 64 |
0.1%
|
|
| 1940 | 127 |
0.1%
|
|
| 1941 | 59 |
0.1%
|
|
| 1942 | 137 |
0.1%
|
|
| 1943 | 68 |
0.1%
|
|
| 1944 | 72 |
0.1%
|
|
| 1945 | 122 |
0.1%
|
|
| 1946 | 114 |
0.1%
|
|
| 1947 | 127 |
0.1%
|
|
| 1948 | 136 |
0.1%
|
|
| 1949 | 186 |
0.2%
|
|
| 1950 | 236 |
0.2%
|
|
| 1951 | 155 |
0.2%
|
|
| 1952 | 363 |
0.4%
|
|
| 1953 | 256 |
0.2%
|
|
| 1954 | 273 |
0.3%
|
|
| 1955 | 299 |
0.3%
|
|
| 1956 | 389 |
0.4%
|
|
| 1957 | 315 |
0.3%
|
|
| 1958 | 422 |
0.4%
|
|
| 1959 | 470 |
0.5%
|
|
| 1960 | 416 |
0.4%
|
|
| 1961 | 363 |
0.4%
|
|
| 1962 | 492 |
0.5%
|
|
| 1963 | 426 |
0.4%
|
|
| 1964 | 504 |
0.5%
|
|
| 1965 | 442 |
0.4%
|
|
| 1966 | 460 |
0.4%
|
|
| 1967 | 438 |
0.4%
|
|
| 1968 | 563 |
0.5%
|
|
| 1969 | 475 |
0.5%
|
|
| 1970 | 623 |
0.6%
|
|
| 1971 | 538 |
0.5%
|
|
| 1972 | 701 |
0.7%
|
|
| 1973 | 686 |
0.7%
|
|
| 1974 | 666 |
0.6%
|
|
| 1975 | 680 |
0.7%
|
|
| 1976 | 668 |
0.7%
|
|
| 1977 | 731 |
0.7%
|
|
| 1978 | 933 |
0.9%
|
|
| 1979 | 917 |
0.9%
|
|
| 1980 | 1187 |
1.2%
|
|
| 1981 | 1097 |
1.1%
|
|
| 1982 | 1383 |
1.3%
|
|
| 1983 | 1286 |
1.3%
|
|
| 1984 | 1463 |
1.4%
|
|
| 1985 | 1344 |
1.3%
|
|
| 1986 | 1446 |
1.4%
|
|
| 1987 | 1151 |
1.1%
|
|
| 1988 | 1376 |
1.3%
|
|
| 1989 | 1399 |
1.4%
|
|
| 1990 | 1400 |
1.4%
|
|
| 1991 | 1218 |
1.2%
|
|
| 1992 | 1423 |
1.4%
|
|
| 1993 | 1201 |
1.2%
|
|
| 1994 | 1579 |
1.5%
|
|
| 1995 | 1242 |
1.2%
|
|
| 1996 | 1683 |
1.6%
|
|
| 1997 | 1454 |
1.4%
|
|
| 1998 | 1236 |
1.2%
|
|
| 1999 | 1434 |
1.4%
|
|
| 2000 | 1980 |
1.9%
|
|
| 2001 | 1458 |
1.4%
|
|
| 2002 | 2112 |
2.1%
|
|
| 2003 | 2098 |
2%
|
|
| 2004 | 2034 |
2%
|
|
| 2005 | 2185 |
2.1%
|
|
| 2006 | 2461 |
2.4%
|
|
| 2007 | 2375 |
2.3%
|
|
| 2008 | 2524 |
2.5%
|
|
| 2009 | 2227 |
2.2%
|
|
| 2010 | 2217 |
2.2%
|
|
| 2011 | 2373 |
2.3%
|
|
| 2012 | 2477 |
2.4%
|
|
| 2013 | 2445 |
2.4%
|
|
| 2014 | 2620 |
2.6%
|
|
| 2015 | 2645 |
2.6%
|
|
| 2016 | 2906 |
2.8%
|
|
| 2017 | 2769 |
2.7%
|
|
| 2018 | 2741 |
2.7%
|
|
| 2019 | 2754 |
2.7%
|
|
| 2020 | 2531 |
2.5%
|
|
| 2021 | 2603 |
2.5%
|
|
| 2022 | 2700 |
2.6%
|
|
| 2023 | 2584 |
2.5%
|
|
| 2024 | 1243 |
1.2%
|
|
| 9998 | Don't Know | 0 |
0%
|