how many regions had a release date after march 10, 2011?
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col : region | date | label | format row 1 : australia[citation needed] | march 4, 2011 | warner music group | cd, digital download row 2 : united kingdom | march 7, 2011 | atlantic records | cd, digital download row 3 : france | march 7, 2011 | atlantic records | cd, digital download row 4 : united states | march 8, 2011 | atlantic records | cd, digital download row 5 : canada | march 8, 2011 | warner music group | cd, digital download row 6 : japan | march 23, 2011 | cd, digital download |  row 7 : germany | april 29, 2011 | atlantic records | cd, digital download row 8 : austria | april 29, 2011 | atlantic records | cd, digital download row 9 : switzerland | april 29, 2011 | atlantic records | cd, digital download
how many regions had a release date after march 10, 2011?
Region Date Label Format
Australia[citation needed] March 4, 2011 Warner Music Group CD, digital download
United Kingdom March 7, 2011 Atlantic Records CD, digital download
France March 7, 2011 Atlantic Records CD, digital download
United States March 8, 2011 Atlantic Records CD, digital download
Canada March 8, 2011 Warner Music Group CD, digital download
Japan March 23, 2011 CD, digital download
Germany April 29, 2011 Atlantic Records CD, digital download
Austria April 29, 2011 Atlantic Records CD, digital download
Switzerland April 29, 2011 Atlantic Records CD, digital download
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