| Value | Category | Cases | |
|---|---|---|---|
| 2012 | 121 |
0.5%
|
|
| 2013 | 256 |
1%
|
|
| 2014 | 11 |
0%
|
|
| 8888 | Not applicable | 25140 |
98.3%
|
| 9999 | Unspecified | 49 |
0.2%
|