| Value | Category | Cases | |
|---|---|---|---|
| 1990 | 1 |
1.7%
|
|
| 2004 | 2 |
3.4%
|
|
| 2005 | 1 |
1.7%
|
|
| 2006 | 1 |
1.7%
|
|
| 2010 | 1 |
1.7%
|
|
| 2012 | 3 |
5.2%
|
|
| 2014 | 2 |
3.4%
|
|
| 2015 | 7 |
12.1%
|
|
| 2016 | 8 |
13.8%
|
|
| 2017 | 31 |
53.4%
|
|
| 3333 | Missing | 0 |
0%
|
| 5555 | Not Applicable | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't know | 1 |
1.7%
|
| Sysmiss | 941 |