Description of the SQL Performance Analysis Graph

This image is a screen capture of the Performance Analysis chart. The Filters section above the chart shows the following selections:

The Update button appears adjacent to the Limit field.

The x-axis shows the Variability in Response Time, in increments of 0.3, from 0.0 to 1.8. The y-axis in the Change in Response Time (%), from -100 400, in increments of 100%. The blue blobs on the pink shaded region of the graph denote the six degrading SQLs.