condition	mean	min	max
4 h after light	7.98429	7.53311	8.43547
8 h after light	9.09921	8.63024	9.56818
12 h after light	26.3765	13.7607	38.9923
4 h after dark	31.282449999999997	24.9524	37.6125
8 h after dark	16.91345	12.4535	21.3734
12 h after dark	11.952985	9.01337	14.8926