condition mean min max 2 h after light 139.01361666666668 99.4457 181.501 6 h after light 103.54768333333334 75.5137 125.478 10 h after light 100.6536 69.8597 131.329 14 h after light 127.37388333333334 96.1613 155.246 18 h after light 122.82956666666666 66.8855 167.487 2 h after dark 146.43234999999999 95.1477 203.134