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