condition mean min max 0 h after light 10.38615 10.0607 10.7116 4 h after light 7.071655 6.14077 8.00254 8 h after light 8.909275000000001 7.81695 10.0016 4 h after dark 11.52705 11.2652 11.7889 8 h after dark 12.715 12.4934 12.9366 12 h after dark 10.363495 9.90159 10.8254