(HH4CYEAR02)
| Value | Category | Cases | |
|---|---|---|---|
| 1998 | 1 |
0.8%
|
|
| 1999 | 1 |
0.8%
|
|
| 2000 | 19 |
15%
|
|
| 2001 | 41 |
32.3%
|
|
| 2002 | 50 |
39.4%
|
|
| 2003 | 15 |
11.8%
|
|
| Sysmiss | 4670 |