condition	mean	min	max
4 h after light	52.33955	48.5657	56.1134
8 h after light	47.063599999999994	44.3704	49.7568
12 h after light	49.933949999999996	48.7598	51.1081
4 h after dark	65.12303333333334	63.0426	66.3906
8 h after dark	78.53823333333334	67.2214	85.8114
12 h after dark	62.797	57.7874	67.7016