condition mean min max 4 h after light 126.7534 94.7038 158.803 8 h after light 134.4125 130.511 138.314 12 h after light 80.24605 38.5811 121.911 4 h after dark 199.957 180.458 218.519 8 h after dark 260.2153333333333 203.502 291.421 12 h after dark 283.0663333333333 268.541 290.974