What was the total stockholders

Question

Using the following link as a guideline.. Answer the following questions for Wal-Mart

1. What was the total stockholders' equity for 2008 and 2009?
2. What seems to be the main reason for the change in stockholders' equity?
3. What is the largest component of stockholders' equity?
4. Does the company have any preferred stock? What is the dividend rate? How many shares are issued and outstanding?
5. How many shares of common stock are authorized, issued, and outstanding at the end of 2009?
6. Refer to the statement of shareholders' equity. Did the company declare any dividends in 2009? If so how much? What was the dividend per share?
7. Has the company repurchased any of its own shares? What is the total effect on shareholders' equity of the repurchase?
8. What is the return on stockholders' equity? What is the rate of return on common stockholders' equity?