condition	mean	min	max
4 h after light	30.127471	26.50208	33.752862
8 h after light	31.998011	25.854706	38.141316
12 h after light	25.796208	25.73771	25.854706
4 h after dark	22.133905	21.215196	23.052614
8 h after dark	24.2714405	22.688175	25.854706
12 h after dark	27.873559	27.873559	27.873559