Value | Category | Cases | |
---|---|---|---|
1978 | 2 |
0%
|
|
1979 | 2 |
0%
|
|
1980 | 6 |
0%
|
|
1981 | 4 |
0%
|
|
1982 | 15 |
0.1%
|
|
1983 | 8 |
0%
|
|
1984 | 15 |
0.1%
|
|
1985 | 21 |
0.1%
|
|
1986 | 16 |
0.1%
|
|
1987 | 16 |
0.1%
|
|
1988 | 26 |
0.1%
|
|
1989 | 33 |
0.2%
|
|
1990 | 40 |
0.2%
|
|
1991 | 49 |
0.3%
|
|
1992 | 65 |
0.3%
|
|
1993 | 60 |
0.3%
|
|
1994 | 72 |
0.4%
|
|
1995 | 92 |
0.5%
|
|
1996 | 85 |
0.5%
|
|
1997 | 93 |
0.5%
|
|
1998 | 117 |
0.6%
|
|
1999 | 121 |
0.6%
|
|
2000 | 171 |
0.9%
|
|
2001 | 132 |
0.7%
|
|
2002 | 170 |
0.9%
|
|
2003 | 240 |
1.3%
|
|
2004 | 311 |
1.7%
|
|
9997 | inconsistent | 0 |
0%
|
9998 | don't know | 1 |
0%
|
10001 | .Z | 16771 |