condition	mean	min	max
4 h after light	13.1430515	11.489724	14.796379
8 h after light	16.646645	12.365035	20.928255
12 h after light	24.438288	17.202659	31.673917
4 h after dark	17.8366845	16.035791	19.637578
8 h after dark	21.4153115	19.097589	23.733034
12 h after dark	13.615643	13.615643	13.615643