condition	mean	min	max
0 h after light	4.2401800000000005	4.0329	4.44746
4 h after light	2.66702	2.46114	2.8729
8 h after light	2.29695	1.74486	2.84904
4 h after dark	3.018865	2.74881	3.28892
8 h after dark	3.640105	3.61746	3.66275
12 h after dark	3.582835	3.18365	3.98202