condition mean min max 4 h after light 122.7976635 118.385903 127.209424 8 h after light 161.3990875 129.220434 193.577741 12 h after light 148.891522 121.123561 176.659483 4 h after dark 139.3557135 139.077243 139.634184 8 h after dark 100.472715 66.763363 134.182067 12 h after dark 117.640995 117.640995 117.640995