Table 3 Distribution (n) of number of duct orifices in 193 nipples
Orifices | n right | % right | n left | % left |
|---|---|---|---|---|
1 | 7 | 7.2 | 6 | 6.3 |
2 | 8 | 8.2 | 17 | 17.7 |
3 | 28 | 28.9 | 21 | 21.9 |
4 | 22 | 22.7 | 21 | 21.9 |
5 | 17 | 17.5 | 15 | 15.6 |
6 | 8 | 8.2 | 10 | 10.4 |
7 | 5 | 5.2 | 5 | 5.2 |
8 | 2 | 2.1 | 1 | 1.0 |
sum | 97 | 100 | 96 | 100 |