condition	mean	min	max
4 h after light	9.1086725	8.055883	10.161462
8 h after light	8.2680225	7.765626	8.770419
12 h after light	8.6718635	8.116605	9.227122
4 h after dark	8.161922	8.001169	8.322675
8 h after dark	8.2496395	8.176604	8.322675
12 h after dark	8.056376	8.056376	8.056376