condition mean min max 4 h after light 5.115025 4.39038 5.83967 8 h after light 4.864835 4.67208 5.05759 12 h after light 10.342535 9.74917 10.9359 4 h after dark 9.165939999999999 7.69426 10.7973 8 h after dark 3.9488433333333335 3.79364 4.23033 12 h after dark 5.700256666666667 5.28224 6.52108