condition	mean	min	max
0 h after light	1.812435	1.66548	1.95939
4 h after light	6.0125	5.85409	6.17091
8 h after light	6.797695	6.40297	7.19242
4 h after dark	12.913499999999999	12.5959	13.2311
8 h after dark	7.075595	6.95848	7.19271
12 h after dark	3.980435	3.32055	4.64032