condition	mean	min	max
4 h after light	6.74011	5.50898	7.97124
8 h after light	14.177399999999999	13.5887	14.7661
12 h after light	22.58755	19.3417	25.8334
4 h after dark	34.482933333333335	33.7186	35.591
8 h after dark	20.756166666666665	19.8533	21.8047
12 h after dark	17.3996	13.8553	19.368