condition mean min max 4 h after light 1480.0 1480.0 1480.0 8 h after light 1506.75 1484.7 1528.8 12 h after light 1501.05 1494.6 1507.5 4 h after dark 1822.8000000000002 1428.8 2216.8 8 h after dark 2265.95 2026.7 2505.2 12 h after dark 2081.75 1828.6 2334.9