The document discusses agreement levels among raters when evaluating comments. It shows that with 3 raters, 100% agreement is achieved, but with 5 raters only 40.1% of comments reach at least 66.7% agreement, and increasing the number of raters to 7 and 9 only modestly increases the percentage of comments with over 66.7% agreement to 43.5% and 44.9%, respectively.