Aubrey Excavation Consultants began the current year with 33,300 common shares outstanding. It issued additional shares of 15,600 and 21,000 on February 1 and July 1, respectively. The company also purchased 3,300 shares of treasury stock on November 1. The firm's year end is December 31. Based on this information, determine the weighted average number of common shares outstanding for the year. (Enter a decrease in shares outstanding with a minus sign or parentheses.) The weighted-average number of common shares outstanding for the year is