condition	mean	min	max
4 h after light	14.150500000000001	14.0477	14.2533
8 h after light	14.03055	13.7348	14.3263
12 h after light	15.941949999999999	15.4229	16.461
4 h after dark	21.101399999999998	20.7583	21.4445
8 h after dark	19.9677	18.7172	21.2182
12 h after dark	19.82525	19.6724	19.9781