- Charleston, SCDate of first commercial TAVR procedure performed*:Mar, 2012TAVR Total Commercial VolumeCumulative volume since program inception:1200Average annual volume for reporting period:19730-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2019 through September 30, 2022Eligible procedures in reporting period:TAVR 30 Day Composite Score**:TAVR 30-Day Composite Rating**