condition mean min max 2 h after light 63.31945 52.7971 76.6416 6 h after light 51.92776666666667 42.9823 64.4224 10 h after light 44.250483333333335 31.4733 56.4224 14 h after light 47.87636666666667 35.1594 66.5 18 h after light 56.897600000000004 39.1724 80.4681 2 h after dark 59.19963333333333 52.9663 67.794