condition	mean	min	max
4 h after light	6682.6	6682.6	6682.6
8 h after light	6454.25	5959.4	6949.1
12 h after light	6935.25	6087.7	7782.8
4 h after dark	6913.4	6544.6	7282.2
8 h after dark	6043.85	5882.0	6205.7
12 h after dark	6013.85	5750.5	6277.2