condition	mean	min	max
4 h after light	13.9717215	13.945901	13.997542
8 h after light	18.897152	15.167273	22.627031
12 h after light	25.037824999999998	24.897278	25.178372
4 h after dark	19.691045000000003	18.216307	21.165783
8 h after dark	21.530993	18.763474	24.298512
12 h after dark	15.341971	15.341971	15.341971