condition mean min max 0 h after light 3.13276 2.98354 3.28198 2 h after light 3.049135 3.02964 3.06863 4 h after light 10.765835 9.00787 12.5238 8 h after light 16.9825 13.0304 20.9346 12 h after light 5.717335 5.27403 6.16064 2 h after dark 5.341385000000001 4.00016 6.68261 4 h after dark 5.320399999999999 5.25735 5.38345 8 h after dark 5.4070149999999995 4.82564 5.98839 12 h after dark 3.421405 2.72482 4.11799