How often does WMT pay dividends?

Could you please provide some insight into the dividend policy of WMT? Specifically, how frequently does the company distribute dividends to its shareholders? Understanding this information is crucial for investors seeking to evaluate the potential return on investment offered by WMT's stock. Is there a regular schedule that the company follows, or are dividends paid out at the discretion of the board of directors? Your expertise in this area would be greatly appreciated.