USG (mm/s) d32 (mm) d10 (mm) RMS(db) (mm) S(db) κ(db)
6.9 2.4 2.2 0.5 0.8 4.3
20.7 2.3 2.1 0.5 0.5 3.4
27.6 2.3 2.0 0.6 0.5 4.0
41.4 2.2 1.8 0.6 1.4 6.4
55.2 1.7 1.4 0.4 2.3 12.2
62.1 1.8 1.4 0.4 3.3 20.0
69.0 1.5 1.4 0.4 4.2 28.4