condition mean min max 4 h after light 2664.2753205 2503.878177 2824.672464 8 h after light 2502.076938 1983.424364 3020.729512 12 h after light 2525.9871695 2466.642778 2585.331561 4 h after dark 2602.98072 2012.672631 3193.288809 8 h after dark 2163.382861 1962.538114 2364.227608 12 h after dark 2879.018679 2879.018679 2879.018679