Document jyXMnrgMMkQrmz2wozyzaeNEp

TABLE / (continued) Annual Lung Cancer Death Rato a per .100, 000 Man-Years ol Exposure by Exposure Category v* Expoiare Cfttecorv I a . ,,J m Unknown oi y Over-all Proved 11 21 19 0 25 4 */ Total 33 11 37 0 34 TABLE V| / Number ol Pereons in Varlouo Weighted Exposure Categories by Length ol Employment Length ol Employment -- 5-9 .< 10-19 *' l 20.29 50-19 40-49 S0 Totals **) Average years ol icpouro Welnhted Exooeuro Categories 1 U 111 107 665 114 247 * 76 24 2011 598 - 861 361 218 67 21 2150 490 831 243 137 41 10 1772 17.8 17.8 16.6 Unknown '0 1 2 l 1 0 ? 29.0 Tout 1795 2398 922 603 165 55 5958 17.5 0278