condition mean min max 0 h after light 0.4772595 0.365046 0.589473 2 h after light 32.88495 26.7872 38.9827 4 h after light 2.13496 1.85457 2.41535 8 h after light 18.37305 17.7292 19.0169 12 h after light 222.6035 198.204 247.003 2 h after dark 44.67985 42.3459 47.0138 4 h after dark 41.16445 38.323 44.0059 8 h after dark 3.593235 2.09905 5.08742 12 h after dark 1.0213735 0.581497 1.46125