condition mean min max 0 h after light 30.7243 29.7712 31.6774 2 h after light 15.83955 11.9211 19.758 4 h after light 11.96615 11.5004 12.4319 8 h after light 15.89095 14.1935 17.5884 12 h after light 22.9452 21.2102 24.6802 2 h after dark 27.919249999999998 24.9516 30.8869 4 h after dark 27.980800000000002 27.7076 28.254 8 h after dark 42.091499999999996 41.0968 43.0862 12 h after dark 36.82815 36.3187 37.3376