| Value | Category | Cases | |
|---|---|---|---|
| 1999 | 2 |
0%
|
|
| 2000 | 1 |
0%
|
|
| 2002 | 4 |
0.1%
|
|
| 2003 | 11 |
0.2%
|
|
| 2004 | 7 |
0.1%
|
|
| 2005 | 20 |
0.4%
|
|
| 2006 | 29 |
0.5%
|
|
| 2007 | 37 |
0.7%
|
|
| 9995 | 9995.Missing | 0 |
0%
|
| 9998 | 9998.Dont Know | 0 |
0%
|
| 9999 | 9999.Not Applicable | 5178 |
97.9%
|