condition mean min max 0 h after light 1660.775 1552.47 1769.08 2 h after light 1737.8899999999999 1605.94 1869.84 4 h after light 1697.9650000000001 1645.27 1750.66 8 h after light 1260.6399999999999 1012.28 1509.0 12 h after light 1666.78 1640.72 1692.84 2 h after dark 1774.51 1609.07 1939.95 4 h after dark 2159.395 2076.95 2241.84 8 h after dark 1529.17 1459.35 1598.99 12 h after dark 1419.855 1337.31 1502.4