It depends where it's quoted. The industry standard method for quoting mutual fund (and ETF) returns includes distributions, so they are total returns. That's the case with Morningstar or officially published fund performance.Does the TRAILING RETURN include dividends?
However, some other places (like Yahoo finance and the old Google finance) don't always include distributions, so they may NOT be total returns. Many web sites with quotes forget to include the distributions.
So it's a bit tricky