condition mean min max 0 h after light 1.1722565 0.887933 1.45658 2 h after light 0.4042285 0.381219 0.427238 4 h after light 0.548657 0.538806 0.558508 8 h after light 1.1328475 0.960665 1.30503 12 h after light 1.36387 1.23153 1.49621 2 h after dark 1.60989 1.60915 1.61063 4 h after dark 1.26178 1.22311 1.30045 8 h after dark 1.569465 1.28416 1.85477 12 h after dark 1.454885 1.17349 1.73628