| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1994 | 1 |
0.5%
|
|
| 1996 | 1 |
0.5%
|
|
| 1997 | 1 |
0.5%
|
|
| 2000 | 2 |
1%
|
|
| 2001 | 2 |
1%
|
|
| 2002 | 3 |
1.6%
|
|
| 2004 | 3 |
1.6%
|
|
| 2005 | 8 |
4.2%
|
|
| 2006 | 18 |
9.4%
|
|
| 2007 | 25 |
13%
|
|
| 2008 | 39 |
20.3%
|
|
| 2009 | 35 |
18.2%
|
|
| 2010 | 33 |
17.2%
|
|
| 2011 | 21 |
10.9%
|
|
| Sysmiss | 8800 |