condition mean min max 4 h after light 406.0132975 336.953257 475.073338 8 h after light 249.04467 158.001288 340.088052 12 h after light 190.65602750000002 75.387691 305.924364 4 h after dark 59.3890935 24.277816 94.500371 8 h after dark 63.439307 20.366345 106.512269 12 h after dark 130.70062 130.70062 130.70062