condition	mean	min	max
4 h after light	137.9	137.9	137.9
8 h after light	96.85	96.2	97.5
12 h after light	169.75	112.0	227.5
4 h after dark	141.7	88.0	195.4
8 h after dark	145.85	120.8	170.9
12 h after dark	151.45	149.9	153.0