What is the sound proofing rating for Shaw Heritage Oak Rigid Core HD Plus

Soundproofing ratings for our Shaw Heritage Oak Rigid Core HD Plus are -: 6" Concrete (w/ ceiling): STC 63 & IIC 71, 6" Concrete (NO/ ceiling): STC 50 & IIC 57, 3/4" Gypsum Concrete (18" owt): STC 58 & IIC 52.