condition	mean	min	max
0 h after light	17.21745	16.7405	17.6944
4 h after light	25.225099999999998	24.9876	25.4626
8 h after light	36.4696	36.0091	36.9301
4 h after dark	39.618449999999996	38.3657	40.8712
8 h after dark	34.8912	31.8472	37.9352
12 h after dark	22.26615	19.9392	24.5931