The output image shows a traditional bar-type histogram for the Proline column of the wine data set. The range of proline values is divided into 10 bins of equal size. The height of the rectangular bar for each bin indicates the number of wine instances in each bin. The red bars have solid white edges and are arranged side by side.

The first bar shows 22 instances with proline content between 275 and 415, the second bar shows 36 instances with content between 415 and 555, the third bar shows 41 instances with content between 555 and 695, the fourth bar shows 19 instances with content between 695 and 835, the fifth bar shows 12 instances with content between 835 and 975, the sixth bar shows 19 instances with content between 975 and 1115, the seventh bar shows 8 instances with content between 1115 and 1255, the eighth bar shows 12 instances with content between 1255 and 1395, the ninth bar shows 4 instances with content between 1395 and 1535, and the tenth bar shows 2 instances with content between 1535 and 1675.