condition	mean	min	max
4 h after light	4.55776	3.20386	5.91166
8 h after light	5.148975	4.44221	5.85574
12 h after light	8.723485	7.94529	9.50168
4 h after dark	7.05711	6.49268	7.78235
8 h after dark	9.18107	8.98582	9.29416
12 h after dark	7.019936666666666	6.576	7.47772