condition	mean	min	max
4 h after light	1.6703649999999999	1.27616	2.06457
8 h after light	3.137815	3.04379	3.23184
12 h after light	3.56285	3.48299	3.64271
4 h after dark	6.010235	5.43424	6.58623
8 h after dark	3.78263	3.7513	3.81396
12 h after dark	3.31592	3.03275	3.59909