ZAGREB, Oct 15 (Reuters) - Croatia"s state statistics bureau released on Friday the following consumer prices figures for September: CONSUMER SEPTEMBER AUGUST SEPTEMBER "20 PRICES month/month 1.0 0.2 0.8 (%) year/year (%) 3.3 3.1 0.0 NOTE - The bureau also said that the average inflation in the last 12 months amounted to 1.3%. The central bank sees this year"s average inflation at 2.3%. (Reporting by Igor Ilic) Our Standards: The Thomson Reuters Trust Principles.