condition	mean	min	max
0 h after light	7.67798	7.38876	7.9672
4 h after light	5.547700000000001	4.98472	6.11068
8 h after light	5.84524	5.514	6.17648
4 h after dark	6.62125	5.88499	7.35751
8 h after dark	7.10163	6.53772	7.66554
12 h after dark	7.085649999999999	6.40823	7.76307