condition	mean	min	max
3 h after light	8.103806666666667	6.59244	10.2091
6 h after light	11.93499	9.23807	15.1861
9 h after light	20.330099999999998	19.2306	22.5098
12 h after light	20.68148	5.05472	26.0309
3 h after dark	15.031333333333333	13.9644	16.3386
6 h after dark	9.015653333333333	8.21837	10.1509
9 h after dark	4.98693	4.22199	6.26019
12 h after dark	3.28372	3.12279	3.44465