condition	mean	min	max
4 h after light	6.27428	5.85784	6.69072
8 h after light	8.544075	8.11419	8.97396
12 h after light	11.052499999999998	10.8112	11.2938
4 h after dark	26.301000000000002	24.6899	27.9121
8 h after dark	20.00635	19.3852	20.6275
12 h after dark	13.872900000000001	13.7352	14.0106