condition	mean	min	max
2 h after light	20.661466666666666	13.9618	26.2422
6 h after light	19.22975	14.6486	24.2582
10 h after light	16.8723	12.5824	22.1597
14 h after light	20.73995	13.8327	27.8581
18 h after light	21.99325	13.6283	30.4772
2 h after dark	21.36845	17.6455	26.1454