0.022676 Sound On 13.384898 Sound Off 19.329637 Sound On 1440.314195 Sound Off 1441.371202 Sound On 1444.415601 Sound Off 1445.532880 Sound On 1564.194308 Sound Off 1566.229909 Sound On 1655.227370 Sound Off 1657.325351 Sound On 1742.144354 Sound Off 1744.738209 Sound On 3599.018662 Sound Off