condition	mean	min	max
4 h after light	7.695505000000001	5.90416	9.48685
8 h after light	6.24477	6.11226	6.37728
12 h after light	8.945775000000001	8.06002	9.83153
4 h after dark	13.438866666666668	12.4405	14.1424
8 h after dark	14.293066666666666	13.275	15.1805
12 h after dark	11.046966666666666	10.4674	11.8503