What is the offset for a 2008 350z?

2007 and 2008 350Z Base, Enthusiast, Touring....18" Wheels.... Front 18 x 8 with 30mm offset and Rear 18 x 8.5 with 33mm offset 2007 and 2008 350Z Grand Touring and Nismo ...18" front with 30mm offset and 19" rear with 30mm offset