In the title of my Activity -> Reviews tab is my total review count. Currently:
However, looking at my most recent suggested edit approval, my approve/reject counts are:
Rob Hruska approved 223 edit suggestions, and rejected 96 edit suggestions.
Which add up to 319.
Why is there a difference between these two numbers? Pointed out by lunboks here
This is tangential to this question, since I don't know which number (if either) applies to the proofreader/reviewer badges.