condition mean min max 3 h after light 0.061529 0.0 0.184587 6 h after light 0.0 0.0 0.0 9 h after light 0.027543300000000003 0.0 0.0826299 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0468396 0.0 0.0936792