condition mean min max 4 h after light 1934.1833333333332 1567.7089999999998 2122.33 8 h after light 2370.2166666666667 1377.2420000000002 3844.3559999999998 12 h after light 562.9238 199.4445 786.0147 16 h after light 1203.5999666666667 678.8419 1662.4089999999999 4 h after dark 1136.099 1035.424 1284.66 8 h after dark 977.4768666666666 333.1736 1453.5620000000001