| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 188 |
50.3%
|
| 1 | 29 |
7.8%
|
|
| 2 | 32 |
8.6%
|
|
| 3 | 32 |
8.6%
|
|
| 4 | 21 |
5.6%
|
|
| 5 | 26 |
7%
|
|
| 6 | 11 |
2.9%
|
|
| 7 | 3 |
0.8%
|
|
| 8 | 6 |
1.6%
|
|
| 10 | Ten or more books | 26 |
7%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 5 |