| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1970 | 1 |
7.7%
|
|
| 1993 | 2 |
15.4%
|
|
| 1995 | 2 |
15.4%
|
|
| 1996 | 1 |
7.7%
|
|
| 1998 | 1 |
7.7%
|
|
| 1999 | 2 |
15.4%
|
|
| 2001 | 1 |
7.7%
|
|
| 2002 | 1 |
7.7%
|
|
| 2005 | 1 |
7.7%
|
|
| 2011 | 1 |
7.7%
|
|
| Sysmiss | 9090 |