| Value | Category | Cases | |
|---|---|---|---|
| -2 | Skipped | 5214 |
95.1%
|
| -1 | True missing | 8 |
0.1%
|
| 1 | January | 37 |
0.7%
|
| 2 | February | 22 |
0.4%
|
| 3 | March | 6 |
0.1%
|
| 4 | April | 2 |
0%
|
| 5 | May | 5 |
0.1%
|
| 6 | June | 9 |
0.2%
|
| 7 | July | 11 |
0.2%
|
| 9 | September | 11 |
0.2%
|
| 10 | October | 6 |
0.1%
|
| 11 | November | 83 |
1.5%
|
| 12 | December | 63 |
1.1%
|
| 98 | Don't know | 4 |
0.1%
|