Final answer:
The given information does not provide specific details about how much money Wal-Mart saves us every year. Additional information would be needed to accurately determine this.
Step-by-step explanation:
It is not possible to determine how much money Wal-Mart saves us every year based on the given information. The information provided mentions issues related to labor protests, strikes, and compensation to women who were denied jobs due to their sex at Wal-Mart.
However, it does not provide any specific details about the amount of money saved by Wal-Mart. In order to accurately determine how much Wal-Mart saves us every year, additional information regarding the company's financial statements and expenses would be required.