| Valeur | Modalité | Cas | |
|---|---|---|---|
| 0 | Jamais quitté | 1776 |
62.1%
|
| 1983 | 1 |
0%
|
|
| 1985 | 3 |
0.1%
|
|
| 1987 | 1 |
0%
|
|
| 1989 | 3 |
0.1%
|
|
| 1990 | 2 |
0.1%
|
|
| 1991 | 2 |
0.1%
|
|
| 1992 | 1 |
0%
|
|
| 1993 | 4 |
0.1%
|
|
| 1994 | 2 |
0.1%
|
|
| 1995 | 3 |
0.1%
|
|
| 1996 | 2 |
0.1%
|
|
| 1997 | 5 |
0.2%
|
|
| 1998 | 8 |
0.3%
|
|
| 1999 | 5 |
0.2%
|
|
| 2000 | 12 |
0.4%
|
|
| 2001 | 14 |
0.5%
|
|
| 2002 | 19 |
0.7%
|
|
| 2003 | 30 |
1%
|
|
| 2004 | 80 |
2.8%
|
|
| Sysmiss | 889 |