condition mean min max 4 h after light 1129.3182325 726.006111 1532.630354 8 h after light 680.5915070000001 576.699322 784.483692 12 h after light 923.958642 919.608304 928.30898 4 h after dark 580.5632515 294.199447 866.927056 8 h after dark 519.763778 172.286325 867.241231 12 h after dark 952.264235 952.264235 952.264235