condition mean min max 0 h after light 10.211385 8.73897 11.6838 2 h after light 11.59735 11.4844 11.7103 4 h after light 22.19995 20.8168 23.5831 8 h after light 46.67165 39.1085 54.2348 12 h after light 78.34925000000001 77.6581 79.0404 2 h after dark 68.85865000000001 64.0909 73.6264 4 h after dark 37.46085 30.1652 44.7565 8 h after dark 17.1482 15.6952 18.6012 12 h after dark 10.98935 10.9333 11.0454