condition mean min max 4 h after light 5040.8752635 4715.194026 5366.556501 8 h after light 2901.0012875 2484.616672 3317.385903 12 h after light 2588.3139634999998 1853.567308 3323.060619 4 h after dark 1492.5285880000001 703.383247 2281.673929 8 h after dark 1152.9552039999999 260.406813 2045.503595 12 h after dark 2308.38473 2308.38473 2308.38473