condition mean min max 4 h after light 141.187926 97.785381 184.590471 8 h after light 211.993212 175.472435 248.513989 12 h after light 161.85666700000002 121.173585 202.539749 4 h after dark 140.414044 121.173585 159.654503 8 h after dark 93.4972195 93.210671 93.783768 12 h after dark 78.798872 78.798872 78.798872