condition	mean	min	max
4 h after light	0.739065	0.588495	0.889635
8 h after light	1.982585	1.97014	1.99503
12 h after light	1.249155	1.08983	1.40848
4 h after dark	1.263031	0.884622	1.64144
8 h after dark	0.8196295	0.662455	0.976804
12 h after dark	0.6272875	0.596596	0.657979