My credit card debt looks substantially higher today than it did two years ago, but that's because I shifted from charging everything to my debit card to using

My credit card debt looks substantially higher today than it did two years ago, but that's because I shifted from charging everything to my debit card to using a credit card that earns me rewards. My average CC balance is about $1500-$2000, but it never stays there long enough to accrue interest because I just pay it off at the end of every month.