condition mean min max 4 h after light 141.04928 123.477673 158.620887 8 h after light 136.179901 111.167114 161.192688 12 h after light 148.18212350000002 114.06167 182.302577 4 h after dark 229.25670549999998 156.766891 301.74652 8 h after dark 213.563825 173.068359 254.059291 12 h after dark 161.155134 161.155134 161.155134