Student-loan debt in the US has grown to a staggering $1.3 trillion, and many policymakers refer to the seemingly inexorable levels of mounting debt as a crisis. Some, like Vermont Sen. Bernie Sanders, and Democratic presidential nominee Hillary Clinton, have suggested plans to provide college for free or at least, minimal cost.

The below chart below shows how quickly college tuition has grown at both private and public universities in the US, using constant 2014-2015 dollars.

In during the 1980-81 school year, the average college tuition at private universities was $9,882. By 2014-15, that number exploded to $26,740.

For public universities, read more >>>

Source:: BusinessInsider.Com