condition	mean	min	max
0 h after light	7.7704699999999995	7.26148	8.27946
4 h after light	6.875605	6.47404	7.27717
8 h after light	8.08022	7.04233	9.11811
4 h after dark	7.4752849999999995	7.24899	7.70158
8 h after dark	9.35691	8.91604	9.79778
12 h after dark	7.405575	7.20402	7.60713