condition	mean	min	max
4 h after light	31.106500000000004	29.8561	32.3569
8 h after light	16.531	16.4901	16.5719
12 h after light	8.14195	8.10733	8.17657
4 h after dark	14.793733333333332	12.3416	16.7382
8 h after dark	21.776566666666668	19.069	26.5073
12 h after dark	29.702033333333333	28.091	32.4828