condition mean min max 0 h after light 4.59473 4.13928 5.05018 2 h after light 4.55182 4.14663 4.95701 4 h after light 5.784285000000001 5.68043 5.88814 8 h after light 5.5937149999999995 5.41472 5.77271 12 h after light 6.9126650000000005 5.63545 8.18988 2 h after dark 8.65379 8.14411 9.16347 4 h after dark 6.715175 6.36541 7.06494 8 h after dark 6.0970200000000006 5.98639 6.20765 12 h after dark 6.21664 5.85468 6.5786