527: interframe interval = 1/25.83 s  avg=1/21.41  stddev=1/38.29

  528: interframe interval = 1/33.39 s  avg=1/19.89  stddev=1/36.12

  527: interframe interval = 1/32.08 s  avg=1/19.62  stddev=1/37.46

  539: interframe interval = 1/31.11 s  avg=1/19.90  stddev=1/36.63

  527: interframe interval = 1/26.14 s  avg=1/20.78  stddev=1/37.05

  527: interframe interval = 1/29.78 s  avg=1/20.25  stddev=1/36.53

  527: interframe interval = 1/32.19 s  avg=1/20.55  stddev=1/39.10

  528: interframe interval = 1/30.41 s  avg=1/21.58  stddev=1/38.00

  527: interframe interval = 1/35.26 s  avg=1/21.46  stddev=1/37.45