| size, mm | average size, mm | number, | |
| g | % | ||
| −5 + 1 | 1.5 | 18.3 | 1.67 |
| −1 + 0.5 | 0.75 | 69 | 6.28 |
| −0.5 + 0.2 | 0.35 | 113.5 | 10.34 |
| −0.2 + 0.125 | 0.1625 | 125.3 | 11.41 |
| −0.125 + 0.1 | 0.1125 | 221.8 | 20.20 |
| −0.1 + 0.063 | 0.0815 | 170.8 | 15.56 |
| −0.063 | 0.0315 | 379.3 | 34.54 |
| total |
| 1098 | 100 |