condition	mean	min	max
4 h after light	13.916	12.6414	15.1906
8 h after light	7.3549500000000005	7.35117	7.35873
12 h after light	7.023054999999999	6.68384	7.36227
4 h after dark	10.497073333333333	8.88232	11.5607
8 h after dark	12.724133333333333	11.3103	14.3462
12 h after dark	15.2342	13.9227	16.2178