On 1-1-2015, DeShenko Corporation established a stock option plan for its top executives. Each option allows for the purchase of one share of common stock (par value of $1 per share) at a price of $20 per share. A total of 30,000 stock options are involved. The options are exercisable from 1-1-2017 through 12-31-2018 as long as the executive is still employed by DeShenko Corporation at the proposed time of exercise and he/she has been continuously employed by DeShenko Corporation since 1-1-2015. The market price of the common stock and the estimated fair value of the stock options fluctuated as shown below. Market Price of Estimated Fair one (1) Share of Value of one (1) Common Stock Stock Option Date 1-1-2015 $21 12-31-2015 $24 Market Price of Estimated Fair one (1) Share of Value of one (1) Common Stock Stock Option Date 1-1-2015 $21 12-31-2015 $24 12-31-2016 $23 11-1-2017 $25 On 11-1-2017, 1,000 stock options were exercised. As a result of the stock option plan on its 2015 income statement DeShenko On 1-1-2015, DeShenko Corporation established a stock option plan for its top executives. Each option allows for the purchase of one share of common stock (par value of $1 per share) at a price of $20 per share. A total of 30,000 stock options are involved. The options are exercisable from 1-1-2017 through 12-31-2018 as long as the executive is still employed by DeShenko Corporation at the proposed time of exercise and he/she has been continuously employed by DeShenko Corporation since 1-1-2015. The market price of the common stock and the estimated fair value of the stock options fluctuated as shown below. Market Price of Estimated Fair one (1) Share of Value of one (1) Common Stock Stock Option Date 1-1-2015 $21 12-31-2015 $24 Market Price of Estimated Fair one (1) Share of Value of one (1) Common Stock Stock Option Date 1-1-2015 $21 12-31-2015 $24 12-31-2016 $23 11-1-2017 $25 On 11-1-2017, 1,000 stock options were exercised. As a result of the stock option plan on its 2015 income statement DeShenko