1 551: interframe interval = 1/31.28 s avg=1/28.60 stddev=1/67.17
2 551: interframe interval = 1/27.84 s avg=1/29.46 stddev=1/66.08
3 539: interframe interval = 1/18.09 s avg=1/29.39 stddev=1/68.76
4 539: interframe interval = 1/35.42 s avg=1/28.88 stddev=1/66.42
5 563: interframe interval = 1/15.91 s avg=1/28.69 stddev=1/67.28