Traffic volume data for the last 20 years, broken down into five-year periods, for the A78 between Stevenson and Skelmorlie is not available. However, the following is a comparison of data collected in August 1986 with data collected in August 2000:August 1986(Daily Average)August 2000(Daily Average)Growth 1986-2000(%)8,3808,7424.32 S1W-17926