| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1988 | 1 |
1.8%
|
|
| 1989 | 1 |
1.8%
|
|
| 1992 | 1 |
1.8%
|
|
| 1993 | 1 |
1.8%
|
|
| 1994 | 1 |
1.8%
|
|
| 1997 | 1 |
1.8%
|
|
| 1998 | 2 |
3.6%
|
|
| 1999 | 2 |
3.6%
|
|
| 2000 | 4 |
7.3%
|
|
| 2001 | 5 |
9.1%
|
|
| 2002 | 1 |
1.8%
|
|
| 2003 | 3 |
5.5%
|
|
| 2004 | 4 |
7.3%
|
|
| 2005 | 4 |
7.3%
|
|
| 2006 | 6 |
10.9%
|
|
| 2007 | 4 |
7.3%
|
|
| 2008 | 8 |
14.5%
|
|
| 2009 | 5 |
9.1%
|
|
| 2010 | 1 |
1.8%
|
|
| Sysmiss | 15715 |