This script gives you fine grained counts of your SRS levels along with leech counts, so that you can see how you’re progressing:
You can install it here: https://greasyfork.org/en/scripts/32344-wanikani-srs-level-progress.
The leech count is shown in the black boxes on the bottom right of each stage. For an SRS level breakdown of your leeches you can hover over the stage, like so:
“What is a leech” you say?
To see the leeches list you can click on the leech number:
That list can be sorted by clicking the column headings. You can see the math for the leech scores by hovering over the score. And you can even view the leeches as a screensaver by clicking the “View as screensaver” link on the leeches list page (see also Leeches screensaver).
The critical items list on the dashboard page is also be replaced with your worst leeches, e.g.:
If you have any suggestions for improvements please comment on this thread.