| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 50 |
0.7%
|
| 2008 | 2 |
0%
|
|
| 2009 | 707 |
10%
|
|
| 2010 | 1259 |
17.9%
|
|
| 2011 | 1495 |
21.2%
|
|
| 2012 | 1583 |
22.5%
|
|
| 2013 | 1812 |
25.7%
|
|
| 2014 | 88 |
1.3%
|
|
| 4444 | Vaccination given, but no date | 30 |
0.4%
|
| 6666 | Mother reported vaccination, not on card | 10 |
0.1%
|
| 9997 | Inconsistent | 2 |
0%
|
| 9998 | Don't know | 0 |
0%
|
| Sysmiss | 42169 |