condition	mean	min	max
4 h after light	15.41155	15.1457	15.6774
8 h after light	11.72835	10.8442	12.6125
12 h after light	14.92995	14.3395	15.5204
4 h after dark	17.57915	17.19	17.9683
8 h after dark	23.997999999999998	22.9208	25.0752
12 h after dark	18.8063	18.3787	19.2339