condition	mean	min	max
4 h after light	35.156767	32.626228	37.687306
8 h after light	40.274724000000006	34.588697	45.960751
12 h after light	52.5820625	45.324627	59.839498
4 h after dark	63.5952535	48.191261	78.999246
8 h after dark	60.817576	48.467544	73.167608
12 h after dark	38.521058	38.521058	38.521058