condition	mean	min	max
4 h after light	17.2716	11.8724	23.545
8 h after light	5.008206666666666	1.83836	8.18385
12 h after light	5.85081	3.31025	9.49934
4 h after dark	18.78783333333333	13.7201	24.032
8 h after dark	72.54429999999999	56.0204	89.8954
12 h after dark	61.45343333333334	46.0561	74.9285