On January 1, Ayayai Corp. had 61,000 shares of no-par common stock issued and outstanding. The stock has a stated value of $4 per share. During the year, the following transactions occurred.

Apr. 1 Issued 9,450 additional shares of common stock for $11 per share.
June 15 Declared a cash dividend of $1.50 per share to stockholders of record on June 30.
July 10 Paid the $1.50 cash dividend.
Dec. 1 Issued 4,200 additional shares of common stock for $11 per share.
Dec. 15 Declared a cash dividend on outstanding shares of $1.60 per share to stockholders of record on December 31.

Required:
Prepare the entries, if any, on each of the three dates that involved dividends.