Exposure in years

Asbestos Grade Diagnosed

None (G0)

Grade 1 (G1)

Grade 2 (G2)

Grade 3 (G3)

Total

$p_{i\ast }$

0 - 9

310

36

0

0

346

0.3098

10 - 19

212

158

9

0

379

0.3393

20 - 29

21

35

17

4

77

0.0689

30 - 39

25

102

49

18

194

0.1737

40+

7

35

51

28

121

0.1083

Total

575

366

126

50

1117

1

$p_{\ast j}$

0.5148

0.3277

0.1128

0.0448

1