<P> sales figures based on certification alone shipments figures based on certification alone sales + streaming figures based on certification alone </P> <Table> <Tr> <Th> Country </Th> <Th> Date </Th> <Th> Format </Th> </Tr> <Tr> <Td> United States </Td> <Td> February 3, 2011 </Td> <Td> Digital download </Td> </Tr> <Tr> <Td> February 22, 2011 </Td> <Td> CHR / Top 40 radio </Td> </Tr> <Tr> <Td> United Kingdom </Td> <Td> April 10, 2011 </Td> <Td> CD single, digital download </Td> </Tr> </Table> <Tr> <Th> Country </Th> <Th> Date </Th> <Th> Format </Th> </Tr> <Tr> <Td> United States </Td> <Td> February 3, 2011 </Td> <Td> Digital download </Td> </Tr>

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