| Value | Category | Cases | |
|---|---|---|---|
| 2008 | 3 |
3.6%
|
|
| 2009 | 1 |
1.2%
|
|
| 2010 | 1 |
1.2%
|
|
| 2011 | 9 |
10.7%
|
|
| 2012 | 47 |
56%
|
|
| 2013 | 23 |
27.4%
|
|
| 9998 | TIDAK TAHU | 0 |
0%
|
| 9999 | missing | 0 |
0%
|
| Sysmiss | 226 |