Alpha Corp., had $15,000 of dividends in arrears for, cumulative, non-participating preferred stock as of January 1,2018. This value of dividend in arrears was for the fiscal years 2016 & 2017. During fiscal year 2018, common share holders reveived a cash dividend distribution. No additional shares of preferred stock were issued during fiscal years 2017 & 2018. Use this information to determine the dollar amount of dividends that was paid to preferrred shareholders during fiscal year 2018.