| Value | Category | Cases | |
|---|---|---|---|
| 0 | Less than a month ago | 0 |
0%
|
| 1 | 10 |
1.2%
|
|
| 2 | 5 |
0.6%
|
|
| 3 | 2 |
0.2%
|
|
| 4 | 1 |
0.1%
|
|
| 5 | 2 |
0.2%
|
|
| 6 | 3 |
0.3%
|
|
| 7 | 2 |
0.2%
|
|
| 8 | 4 |
0.5%
|
|
| 9 | 4 |
0.5%
|
|
| 11 | 1 |
0.1%
|
|
| 12 | 16 |
1.9%
|
|
| 18 | 1 |
0.1%
|
|
| 23 | 1 |
0.1%
|
|
| 24 | 1 |
0.1%
|
|
| 25 | 1 |
0.1%
|
|
| 34 | 2 |
0.2%
|
|
| 36 | 2 |
0.2%
|
|
| 37 | 1 |
0.1%
|
|
| 60 | 1 |
0.1%
|
|
| 84 | 1 |
0.1%
|
|
| 99 | 11 |
1.3%
|
|
| 122 | 1 |
0.1%
|
|
| 204 | 1 |
0.1%
|
|
| 997 | Never Measured | 785 |
91.4%
|
| Sysmiss | 6 |