Key Company purchased 200 shares of Franklin Company stock at a total cost of \(\$ 7,560\) on July 1, 1999. At the end of the accounting year (December 31, 1999), the market value for these shares was \(\$ 6,840\). By December 31,2000 , the market value had risen to \(\$ 7,920\). This stock is the only marketable equity security that Key Company owns. The company classifies the securities as trading securities. Give the entries necessary at the date of purchase and at December 31, 1999, and 2000.