condition	mean	min	max
4 h after light	11303.9	11303.9	11303.9
8 h after light	13094.35	11933.0	14255.7
12 h after light	9567.2	6253.7	12880.7
4 h after dark	9268.2	6787.4	11749.0
8 h after dark	12224.1	11790.5	12657.7
12 h after dark	12038.45	10547.9	13529.0