| Value |
Category |
| 01/2002 |
|
| 02/1999 |
|
| 03/2000 |
|
| 03/2002 |
|
| 06/2003 |
|
| 09/1997 |
|
| 09/1999 |
|
| 09/2000 |
|
| 10/1991 |
|
| 10/1993 |
|
| 11/1996 |
|
| 12/2002 |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.