| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 1 |
0%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 2478 |
80%
|
| 11 | 1 |
0%
|
|
| 16 | 1 |
0%
|
|
| 19 | 1 |
0%
|
|
| 20 | 1 |
0%
|
|
| 1982 | 1 |
0%
|
|
| 1983 | 1 |
0%
|
|
| 1987 | 1 |
0%
|
|
| 1988 | 1 |
0%
|
|
| 1989 | 1 |
0%
|
|
| 1990 | 3 |
0.1%
|
|
| 1991 | 3 |
0.1%
|
|
| 1992 | 7 |
0.2%
|
|
| 1993 | 11 |
0.4%
|
|
| 1994 | 13 |
0.4%
|
|
| 1995 | 21 |
0.7%
|
|
| 1996 | 30 |
1%
|
|
| 1997 | 33 |
1.1%
|
|
| 1998 | 51 |
1.6%
|
|
| 1999 | 84 |
2.7%
|
|
| 2000 | 155 |
5%
|
|
| 2001 | 200 |
6.5%
|
|
| Sysmiss | 1602 |