condition	mean	min	max
2 h after light	24.92106666666667	17.2721	30.6968
6 h after light	21.469166666666666	14.4119	25.8983
10 h after light	19.17405	15.6722	22.9494
14 h after light	21.71685	15.6505	29.8204
18 h after light	22.85175	15.4733	30.5826
2 h after dark	24.188233333333333	17.9191	29.4175