In 1970, Walmart offered 300,000 shares of its common stock to the public at a price of $16.50 per share. Since that time, walmart has had 11 two for one stock splits. On a purchase of 100 shares at $16.50 per share on the company's first offering, the number of shares has grown to 204,800 shares worth $15,767,500 in july 2014. What is the return on investment for investors who purchased the stock in 1970 (over a 44 year period) Assume that no dividends were received during that period?