condition	mean	min	max
3 h after light	16.543733333333332	15.3553	17.2011
6 h after light	13.807690000000001	9.85957	17.5409
9 h after light	15.18209	9.48497	20.4254
12 h after light	17.356325	12.8477	24.1609
3 h after dark	16.2257	12.4833	19.9062
6 h after dark	14.5391	13.1123	15.8421
9 h after dark	15.369566666666666	13.8049	17.0932
12 h after dark	19.7098	16.1303	23.2893