condition	mean	min	max
4 h after light	70.70044999999999	68.5645	72.8364
8 h after light	81.85095000000001	79.3199	84.382
12 h after light	72.29315	69.156	75.4303
4 h after dark	46.00165	43.0585	48.9448
8 h after dark	45.559	44.3129	46.8051
12 h after dark	50.73135	50.4429	51.0198