Value | Category | Cases | |
---|---|---|---|
1 | None | 7 |
5.2%
|
2 | 1 or 2 books | 6 |
4.4%
|
3 | 3 to 9 books | 34 |
25.2%
|
4 | 10 or more books | 88 |
65.2%
|
Sysmiss | 755 |