116     130      .002911 
130     150      .001948 
150     170      .001253 
170     190      .0008351
190     210      .0005738
210     230      .0004047
230     250      .0002918  
250     300      .0001756
300     400      .00006870 
400     500      .00002289
500     700      .000006696
700     1000     .000001266
1000    1500     .0000001680