Value | Category | Cases | |
---|---|---|---|
2001 | 1 |
20%
|
|
2002 | 2 |
40%
|
|
2013 | 1 |
20%
|
|
2015 | 1 |
20%
|
|
9997 | inconsistent | 0 |
0%
|
9998 | don't know | 0 |
0%
|
Sysmiss | 6476 |