0.025578 Sound On 172.145125 Sound Off 173.341723 Sound On 410.857982 Sound Off 411.783016 Sound On 774.028254 Sound Off 774.713129 Sound On 955.636712 Sound Off 956.233605 Sound On 1217.650408 Sound Off 1218.470000 Sound On 1284.300023 Sound Off 1287.376417 Sound On 1474.989116 Sound Off 1476.213265 Sound On 3599.018662 Sound Off