carbon

0.204 1

0.244 7

0.315 1

300 6

350 6

400 8

450 1

500 7

550 1

600 4

650 1

700 4

750 1

800 4

850 1

900 1

1000 1

1100 1

1300 1

1500 1

1800 1

2000 1

30,000 - 30,999 1

32,000 - 32,999 1

33,000 - 33,999 7