It's no secret that earning a college degree in America can be expensive. More than 44 million Americans have taken out student loans to pay for school and their debt totals $1.4 trillion. The average debt load for 20-year-olds is $22,135. For 30-year-olds, it's $34,033.

So, according to a report from financial-advice website Moneyish and compensation site PayScale, paying even more for a master's degree can be a risk: "The average debt of a person with a Master of Arts degree hit an inflation-adjusted $59,000, up from $38,000 in 2004."

These numbers don't mean you shouldn't pursue your dream major or dream job. But it may help to know that there are certain fields where students tend to earn more money after graduating.

Based on the report, here are the top five best Master's degree majors to choose if you want a high-paying job: