0.412358 Sound On 30.455261 Sound Off 31.078889 Sound On 180.629637 Sound Off 181.411497 Sound On 869.787029 Sound Off 870.972630 Sound On 900.205873 Sound Off 900.972268 Sound On 915.366667 Sound Off 915.927868 Sound On 975.227460 Sound Off 975.989955 Sound On 1366.744444 Sound Off 1367.312993 Sound On 1785.212585 Sound Off 1786.240249 Sound On 3604.480000 Sound Off