Value | Category | Cases | |
---|---|---|---|
1929 | 1 |
1.4%
|
|
1935 | 1 |
1.4%
|
|
1953 | 1 |
1.4%
|
|
1954 | 2 |
2.8%
|
|
1958 | 1 |
1.4%
|
|
1959 | 2 |
2.8%
|
|
1961 | 3 |
4.2%
|
|
1963 | 1 |
1.4%
|
|
1964 | 1 |
1.4%
|
|
1965 | 3 |
4.2%
|
|
1966 | 2 |
2.8%
|
|
1967 | 2 |
2.8%
|
|
1968 | 1 |
1.4%
|
|
1969 | 2 |
2.8%
|
|
1970 | 1 |
1.4%
|
|
1971 | 1 |
1.4%
|
|
1972 | 2 |
2.8%
|
|
1973 | 3 |
4.2%
|
|
1974 | 4 |
5.6%
|
|
1977 | 1 |
1.4%
|
|
1978 | 1 |
1.4%
|
|
1980 | 4 |
5.6%
|
|
1981 | 2 |
2.8%
|
|
1982 | 1 |
1.4%
|
|
1984 | 3 |
4.2%
|
|
1985 | 3 |
4.2%
|
|
1986 | 3 |
4.2%
|
|
1987 | 1 |
1.4%
|
|
1990 | 1 |
1.4%
|
|
1991 | 1 |
1.4%
|
|
1992 | 2 |
2.8%
|
|
1993 | 2 |
2.8%
|
|
1995 | 2 |
2.8%
|
|
1996 | 2 |
2.8%
|
|
1998 | 2 |
2.8%
|
|
1999 | 2 |
2.8%
|
|
2001 | 1 |
1.4%
|
|
2002 | 1 |
1.4%
|
|
2003 | 1 |
1.4%
|
|
2004 | 1 |
1.4%
|
|
9998 | Don't Know | 1 |
1.4%
|