condition mean min max 4 h after light 216.432356 201.040929 231.823783 8 h after light 184.6612825 158.698939 210.623626 12 h after light 109.02238650000001 69.274255 148.770518 4 h after dark 87.9412125 64.034983 111.847442 8 h after dark 105.7054325 102.332654 109.078211 12 h after dark 89.700985 89.700985 89.700985