Value | Category | Cases | |
---|---|---|---|
0 | Preprinted 'X' | 4129 |
16%
|
1 | 2003 | 153 |
0.6%
|
2 | 2002 | 102 |
0.4%
|
3 | 2001 | 47 |
0.2%
|
4 | 2000 | 27 |
0.1%
|
5 | Before 2000 | 68 |
0.3%
|
6 | Not vaccinated | 21227 |
82.4%
|
Sysmiss | 10358 |