Accessible | N | % |
0 | 49 | 31.2 |
1 | 14 | 8.9 |
2 | 31 | 19.7 |
3 | 33 | 21.0 |
4 | 18 | 11.5 |
5 | 4 | 2.5 |
6 | 4 | 2.5 |
7 | 3 | 1.9 |
8 | 1 | 0.6 |
Mean ± SD 2.04 ± 1.836. |
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