condition mean min max 4 h after light 2.74666 1.70436 3.78896 8 h after light 2.64553 2.46683 2.82423 12 h after light 2.011775 1.72403 2.29952 4 h after dark 3.08 3.01409 3.14591 8 h after dark 1.9177750000000002 1.79546 2.04009 12 h after dark 2.741925 2.54366 2.94019