condition mean min max 2 h after light 347.521 341.896 357.092 6 h after light 307.665 285.069 324.682 10 h after light 173.646 156.928 192.685 2 h after dark 93.78483333333334 71.6613 110.565 6 h after dark 62.878566666666664 62.7195 63.041 10 h after dark 96.84813333333334 88.5015 110.009