Chart Date Position Muchmusic Top 30 2010-03-18   1 2010-03-11   2 Top40-Charts.com Web Top 100 2010-01-08   3 Muchmusic Top 30 2010-03-04   3 Brazil Top 20 2010-04-17   3 Top40-Charts.com Web Top 100 2010-01-01   4 Muchmusic Top 30 2010-02-25   4 Brazil Top 20 2010-04-24   4 Muchmusic Top 30 2010-02-18   5 Brazil Top 20 2010-04-10   5 USA Singles Top 40 2010-01-16   7 Brazil Top 20 2010-05-01   7 Taiwan Top 10 2010-01-30   8 Top40-Charts.com Web Top 100 2010-02-26   8 2010-03-05   8 Brazil Top 20 2010-04-03   8 Top40-Charts.com Web Top 100 2009-12-18   9 2009-12-25   9 USA Singles Top 40 2010-01-02   9 Top40-Charts.com Web Top 100 2010-01-15   9 2010-01-29   9 USA Singles Top 40 2010-01-30   9 Canada Top 20 2010-02-06   9 Muchmusic Top 30 2010-02-11   9 Top40-Charts.com Web Top 100 2009-12-11   10 2010-01-22   10 2010-02-19   10 Brazil Top 20 2010-03-06   10 2010-03-13   10 2010-03-20   10 2010-03-27   10 Muchmusic Top 30 2010-02-04   11 Top40-Charts.com Web Top 100 2010-02-05   11 2010-02-12   11 Brazil Top 20 2010-02-27   11 Muchmusic Top 30 2010-03-25   11 Brazil Top 20 2010-05-08   11 USA Singles Top 40 2010-01-23   12 Brazil Top 20 2010-02-20   12 USA Singles Top 40 2010-01-09   13 Muchmusic Top 30 2010-01-28   13 Canada Top 20 2010-01-30   13 USA Singles Top 40 2009-12-26   14 Brazil Top 20 2010-05-15   14 USA Singles Top 40 2009-12-12   15 Canada Top 20 2010-01-23   15 New Zealand Top 20 2010-02-08   15 Brazil Top 20 2010-05-22   15 USA Singles Top 40 2009-12-19   17 Muchmusic Top 30 2010-01-21   17 New Zealand Top 20 2010-02-01   17 Canada Top 20 2010-02-13   17 World Singles Official Top 100 2010-01-22   18 2010-01-29   18 New Zealand Top 20 2010-02-15   18 USA Singles Top 40 2010-03-06   18 Canada Top 20 2010-01-02   19 World Singles Official Top 100 2010-01-08   19 2010-02-05   19 New Zealand Top 20 2010-02-22   19 Brazil Top 20 2010-05-29   19 USA Singles Top 40 2010-02-13   20 Muchmusic Top 30 2010-01-14   21 Airplay World Official Top 100 2010-02-05   21 USA Singles Top 40 2010-02-06   21 Airplay World Official Top 100 2010-01-08   22 2010-01-22   22 New Zealand Top 20 2010-01-25   23 Canada Top 20 2010-02-20   23 USA Singles Top 40 2010-03-13   23 Canada Top 20 2010-01-09   24 World Singles Official Top 100 2010-01-15   24 Airplay World Official Top 100 2010-01-29   24 Canada Top 20 2009-12-10   25 USA Singles Top 40 2010-02-20   25 2010-02-27   25 Canada Top 20 2010-02-27   25 2009-12-24   26 2010-01-16   26 Sweden Top 20 2010-01-22   26 New Zealand Top 20 2010-03-01   26 Muchmusic Top 30 2010-01-07   27 New Zealand Top 20 2010-03-08   30 Muchmusic Top 30 2010-04-01   30 World Singles Official Top 100 2010-02-12   31 USA Singles Top 40 2010-03-20   31 Airplay World Official Top 100 2010-01-15   32 Canada Top 20 2010-03-06   34 New Zealand Top 20 2010-01-18   35 Canada Top 20 2009-12-17   36 Airplay World Official Top 100 2009-12-18   36 World Singles Official Top 100 2010-02-19   36 2010-03-12   36 Airplay World Official Top 100 2010-01-01   37 Top40-Charts.com Web Top 100 2010-03-12   38 New Zealand Top 20 2010-03-15   38 2010-01-11   40 Top40-Charts.com Web Top 100 2010-03-19   41 World Singles Official Top 100 2010-01-01   42 2010-02-26   42 Airplay World Official Top 100 2010-03-12   43 World Singles Official Top 100 2010-03-05   44 Airplay World Official Top 100 2010-02-19   46 2010-02-12   48 2009-12-25   49 World Singles Official Top 100 2010-03-19   49 Airplay World Official Top 100 2010-03-19   54 World Singles Official Top 100 2009-12-18   56 2009-12-25   56 2010-03-26   67 Airplay World Official Top 100 2010-02-26   73 2010-03-05   73 2010-03-26   83

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