condition	mean	min	max
0 h after light	9.334019999999999	8.64344	10.0246
4 h after light	8.157555	6.82813	9.48698
8 h after light	27.60035	27.4921	27.7086
4 h after dark	19.9503	19.942	19.9586
8 h after dark	14.0836	13.4924	14.6748
12 h after dark	8.832495	8.15768	9.50731