condition	mean	min	max
0 h after light	2.871625	2.6896	3.05365
4 h after light	7.739805	6.9536	8.52601
8 h after light	5.505095	4.62392	6.38627
4 h after dark	8.883495	7.74849	10.0185
8 h after dark	12.03405	10.89	13.1781
12 h after dark	4.95918	2.32786	7.5905