condition mean min max 0 h after light 1.639845 1.30814 1.97155 2 h after light 1.2426949999999999 1.17493 1.31046 4 h after light 1.633325 1.53873 1.72792 8 h after light 2.08989 2.02644 2.15334 12 h after light 3.0429199999999996 2.53848 3.54736 2 h after dark 3.5372399999999997 2.82818 4.2463 4 h after dark 2.5526299999999997 2.08776 3.0175 8 h after dark 3.313325 2.79558 3.83107 12 h after dark 2.1807499999999997 1.67564 2.68586