condition	mean	min	max
4 h after light	2.0388200000000003	2.02095	2.05669
8 h after light	1.678325	1.60162	1.75503
12 h after light	3.136655	3.10207	3.17124
4 h after dark	3.02454	2.75055	3.29853
8 h after dark	2.8166450000000003	2.63093	3.00236
12 h after dark	2.79931	2.58247	3.01615