Calculating total dividends with both common and preferred stock?

Calculating total dividends with both common and preferred stock?
6% Preferred Stock, $100 par (10,000 shares authorized, 5,000 shares issued and outstanding.)
Common Stock, $20 par (30,000 shares authorized, 10,000 shares issued and outstanding.)

The question marks are in a table. The headings for each row read:
P.S Dividends............C.S Dividends
2013 $15000 ? ?
2014 20,000 ? ?
2015 50,000 ? ?
2016 80,000 ? ?
2017 90,000 ? ?