condition	mean	min	max
3 h after light	12.546533333333333	10.7275	15.7641
6 h after light	12.68415	8.76525	16.0392
9 h after light	12.725706666666666	7.38952	18.8345
12 h after light	15.923725000000001	11.5116	22.7549
3 h after dark	20.9254	19.5214	23.2358
6 h after dark	13.403533333333334	12.157	14.3905
9 h after dark	10.967463333333333	6.72059	14.8801
12 h after dark	14.05415	10.1917	17.9166