| Valor | Categoría | Casos | |
|---|---|---|---|
| 1987 | 263 |
3%
|
|
| 1988 | 131 |
1.5%
|
|
| 1989 | 258 |
2.9%
|
|
| 1990 | 978 |
11.2%
|
|
| 1991 | 227 |
2.6%
|
|
| 1992 | 414 |
4.7%
|
|
| 1993 | 273 |
3.1%
|
|
| 1994 | 284 |
3.2%
|
|
| 1995 | 756 |
8.6%
|
|
| 1996 | 337 |
3.9%
|
|
| 1997 | 311 |
3.6%
|
|
| 1998 | 422 |
4.8%
|
|
| 1999 | 253 |
2.9%
|
|
| 2000 | 707 |
8.1%
|
|
| 2001 | 246 |
2.8%
|
|
| 2002 | 296 |
3.4%
|
|
| 2003 | 205 |
2.3%
|
|
| 2004 | 396 |
4.5%
|
|
| 2005 | 416 |
4.8%
|
|
| 2006 | 373 |
4.3%
|
|
| 2007 | 337 |
3.9%
|
|
| 2008 | 312 |
3.6%
|
|
| 2009 | 336 |
3.8%
|
|
| 2010 | 137 |
1.6%
|
|
| 9999 | Ignorado | 81 |
0.9%
|
| Sysmiss | 32435 |