condition	mean	min	max
4 h after light	17.0074885	12.465679	21.549298
8 h after light	17.7012725	17.307884	18.094661
12 h after light	30.204275000000003	20.60361	39.80494
4 h after dark	30.568613499999998	19.378659	41.758568
8 h after dark	20.977991000000003	20.130742	21.82524
12 h after dark	33.474342	33.474342	33.474342