| Value | Category | Cases | |
|---|---|---|---|
| 0 | less than 1 year | 128 |
1.7%
|
| 1 | 283 |
3.7%
|
|
| 2 | 613 |
8.1%
|
|
| 3 | 684 |
9%
|
|
| 4 | 825 |
10.9%
|
|
| 5 | 760 |
10%
|
|
| 6 | 672 |
8.9%
|
|
| 7 | 764 |
10.1%
|
|
| 8 | 810 |
10.7%
|
|
| 9 | 752 |
9.9%
|
|
| 10 | 348 |
4.6%
|
|
| 11 | 409 |
5.4%
|
|
| 12 | 514 |
6.8%
|
|
| 99 | 1 |
0%
|
|
| 101 | .Z | 676 |