<p>A patron celebrates St Patrick's Day at P.J. O'Brien's Irish pub on March 17, 2015 in Sydney, Australia. March 17th commemorates Saint Patrick and the arrival of Christianity in Ireland, as well as celebrating Irish heritage and culture. (Photo by Brendon Thorne/Getty Images)</p>
WalletHub has provided an infographic showing the numbers around St. Patrick's Day, which this year takes place on Thursday, March 17.