condition mean min max 4 h after light 2296.9893333333334 2139.646 2377.23 8 h after light 965.0323 453.8781 1538.289 12 h after light 1472.113 1154.1689999999999 1918.0910000000001 16 h after light 2958.6349999999998 2474.677 3529.0679999999998 4 h after dark 2585.6236666666664 2463.9339999999997 2814.303 8 h after dark 1911.0973333333332 1612.016 2142.6079999999997