condition	mean	min	max
4 h after light	9.083443	7.765436	10.40145
8 h after light	8.596184999999998	8.111289	9.081081
12 h after light	7.848211	6.991541	8.704881
4 h after dark	9.758226	9.069835	10.446617
8 h after dark	8.5949895	8.170955	9.019024
12 h after dark	7.534841	7.534841	7.534841