condition mean min max 0 h after light 1.48114 1.28755 1.67473 4 h after light 2.402055 2.30399 2.50012 8 h after light 2.5804400000000003 2.5046 2.65628 4 h after dark 3.2591349999999997 2.56283 3.95544 8 h after dark 3.19731 3.14537 3.24925 12 h after dark 2.270655 2.16872 2.37259