0.021678 Sound On 35.744014 Sound Off 37.702404 Sound On 874.816599 Sound Off 875.476304 Sound On 1461.128027 Sound Off 1461.761837 Sound On 1584.638526 Sound Off 1585.278005 Sound On 1601.106145 Sound Off 1601.637959 Sound On 3604.480000 Sound Off