class age zone duration severity number pure actual frequency
1 1 1 62.9 18256 17 4936 2049 0.27027027027027
1 1 2 112.9 13632 7 845 1230 0.0620017714791851
1 1 3 133.1 20877 9 1411 762 0.067618332081142
1 1 4 376.6 13045 7 242 396 0.0185873605947955
1 1 5 9.4 0 0 0 990 0
1 1 6 70.8 15000 1 212 594 0.0141242937853107
1 1 7 4.4 8018 1 1829 396 0.227272727272727
1 2 1 352.1 8232 52 1216 1229 0.1476853166714
1 2 2 840.1 7418 69 609 738 0.0821330793953101
1 2 3 1378.3 7318 75 398 457 0.0544148588841326
1 2 4 5505.3 6922 136 171 238 0.0247034675676167
1 2 5 114.1 11131 2 195 594 0.0175284837861525
1 2 6 810.9 5970 14 103 356 0.017264767542237
1 2 7 62.3 6500 1 104 238 0.0160513643659711
2 1 1 191.6 7754 43 1740 1024 0.224425887265136
2 1 2 237.3 6933 34 993 615 0.143278550358196
2 1 3 162.4 4402 11 298 381 0.0677339901477833
2 1 4 446.5 8214 8 147 198 0.0179171332586786
2 1 5 13.2 0 0 0 495 0
2 1 6 82.8 5830 3 211 297 0.036231884057971
2 1 7 14.5 0 0 0 198 0
2 2 1 844.8 4728 94 526 614 0.111268939393939
2 2 2 1296 4252 99 325 369 0.0763888888888889
2 2 3 1214.9 4212 37 128 229 0.0304551814964195
2 2 4 3740.7 3846 56 58 119 0.0149704600743176
2 2 5 109.4 3925 4 144 297 0.036563071297989
2 2 6 404.7 5280 5 65 178 0.0123548307388189
2 2 7 66.3 7795 1 118 119 0.0150829562594268