condition	mean	min	max
0 h after light	40.073049999999995	39.7459	40.4002
4 h after light	40.823899999999995	35.9576	45.6902
8 h after light	18.483150000000002	18.2929	18.6734
4 h after dark	23.894	21.9486	25.8394
8 h after dark	52.01955	51.1893	52.8498
12 h after dark	45.8968	45.0721	46.7215