condition mean min max 4 h after light 4.91736 4.41918 5.41554 8 h after light 4.7270900000000005 4.52787 4.92631 12 h after light 4.754665 4.42387 5.08546 4 h after dark 4.809363333333333 4.59502 5.23335 8 h after dark 5.3274 4.95544 5.65287 12 h after dark 4.4245600000000005 4.23404 4.59944