Pollstar recently released their list of the 200 top-grossing North American concert tours of 2011 and Rush's Time Machine Tour made the list at #51. Rush played 26 North American shows on the 2011 tour, grossing a total of $18.3 million or about $732,000 per show. U2 was way up at the top of the pack with $156 million; the #2 spot went to Taylor Swift with $97.7 million and #3 went to Kenny Chesney with $84.6 million. You can see the entire list online as a pdf at this link. To check out individual show attendance and sales numbers, just check out the tour section. Thanks to Sean for the heads up.