condition mean min max 0 h after light 1.410945 1.16646 1.65543 4 h after light 1.051905 0.76671 1.3371 8 h after light 1.2689650000000001 1.20212 1.33581 4 h after dark 0.5742205 0.429604 0.718837 8 h after dark 1.009455 1.00522 1.01369 12 h after dark 1.17489 1.06782 1.28196