Value | Category | Cases | |
---|---|---|---|
1990 | 2 |
0.4%
|
|
1993 | 1 |
0.2%
|
|
1995 | 1 |
0.2%
|
|
1996 | 1 |
0.2%
|
|
1997 | 545 |
99.1%
|
|
Sysmiss | 371 |