condition mean min max 4 h after light 2810.8244443333333 2104.88 3554.293333 8 h after light 2723.4255553333333 2465.163333 3016.583333 12 h after light 2519.798889 2248.89 2978.15 1.5 h after dark 2390.4900000000002 2080.78 2618.81 5.5 h after dark 1722.2866666666666 1448.063333 2007.21 9.5 h after dark 1910.971111 1741.37 2083.27