condition	mean	min	max
4 h after light	2.0027713333333335	0.123444	4.68053
8 h after light	8.97542	1.80466	14.1364
12 h after light	6.08634	4.19273	8.28391
4 h after dark	6.3700866666666665	4.23592	8.02121
8 h after dark	5.1222433333333335	2.07586	8.94131
12 h after dark	6.68359	5.68756	8.04816