0.021224 Sound On 19.510522 Sound Off 22.610431 Sound On 52.647642 Sound Off 53.310930 Sound On 56.356304 Sound Off 57.437234 Sound On 897.729116 Sound Off 898.773492 Sound On 1486.491111 Sound Off 1487.099546 Sound On 1731.201406 Sound Off 1732.289206 Sound On 3599.018662 Sound Off