condition mean min max 4 h after light 491.970182 383.445877 600.494487 8 h after light 652.241579 639.378452 665.104706 12 h after light 575.3839875 374.558875 776.2091 4 h after dark 466.15903000000003 424.766361 507.551699 8 h after dark 336.5118335 255.945456 417.078211 12 h after dark 107.101369 107.101369 107.101369