condition	mean	min	max
4 h after light	2.50089	1.8797	3.12208
8 h after light	1.482735	1.19186	1.77361
12 h after light	1.8079299999999998	1.73867	1.87719
4 h after dark	2.0461850000000004	1.97188	2.12049
8 h after dark	2.5920750000000004	2.56298	2.62117
12 h after dark	3.415295	3.27798	3.55261