| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1988 | 1 |
0.7%
|
|
| 1989 | 2 |
1.4%
|
|
| 1990 | 4 |
2.8%
|
|
| 1991 | 1 |
0.7%
|
|
| 1993 | 1 |
0.7%
|
|
| 1994 | 2 |
1.4%
|
|
| 1995 | 2 |
1.4%
|
|
| 1996 | 3 |
2.1%
|
|
| 1997 | 3 |
2.1%
|
|
| 1998 | 4 |
2.8%
|
|
| 1999 | 4 |
2.8%
|
|
| 2000 | 8 |
5.6%
|
|
| 2001 | 1 |
0.7%
|
|
| 2002 | 4 |
2.8%
|
|
| 2003 | 4 |
2.8%
|
|
| 2004 | 8 |
5.6%
|
|
| 2005 | 8 |
5.6%
|
|
| 2006 | 7 |
4.9%
|
|
| 2007 | 1 |
0.7%
|
|
| 2008 | 10 |
7%
|
|
| 2009 | 8 |
5.6%
|
|
| 2010 | 12 |
8.5%
|
|
| 2011 | 16 |
11.3%
|
|
| 2012 | 28 |
19.7%
|
|
| 9997 | Inconsistent | 0 |
0%
|
| 9998 | Don't know | 0 |
0%
|
| 9999 | 1 | ||
| Sysmiss | 731 |