threshhold (rms)  duration (s)

     0.000000000     0.049714513
     0.200000003     0.044088230
     0.400000006     0.040061392
     0.600000024     0.037332926
     0.800000012     0.035206608
     1.000000000     0.032986201
     1.200000048     0.031913631
     1.399999976     0.030539991
     1.600000024     0.029354518
     1.799999952     0.028131416
     2.000000000     0.027623357
     2.200000048     0.026757775
     2.400000095     0.026117997
     2.599999905     0.025083059
     2.799999952     0.024311565
     3.000000000     0.023596518