Chart Date Position Digital Sales Top 100 2009-04-11   96 2009-04-18   100 Belgium Top 20 2008-03-14   14 2008-03-21   10 2008-03-28   13 2008-04-04   13 2008-04-11   12 2008-04-18   13 2008-04-25   13 2008-05-02   13 2008-05-09   16 2008-05-16   11 2008-05-23   11 2008-05-30   11 Canada Top 20 2009-02-20   28 Netherlands Top 20 2008-02-23   30 2008-03-01   18 2008-03-08   11 2008-03-15   10 2008-03-22   9 2008-03-29   11 2008-04-05   14 2008-04-12   15 2008-04-19   16 2008-04-26   17 2008-05-03   21 2008-05-10   25 2008-05-17   27 2008-05-24   30 2008-05-31   40 Taiwan Top 10 2008-03-03   6 2008-03-10   4 2008-03-17   5 2008-03-24   10 2008-03-31   8 2008-05-12   7 2012-01-21   7 2012-01-28   9 2012-02-04   8 2012-02-11   9 2012-02-18   4 2012-02-25   4 2012-03-24   8 2012-03-31   5 Ireland Top 20 2008-01-26   7 2008-02-02   7 2008-02-09   7 2008-02-16   7 2008-02-23   11 2008-03-01   14 Italy Top 20 2008-04-09   18 2008-04-16   14 2008-04-30   7 2008-05-14   8 Norway Top 20 2008-03-04   7 2008-03-11   1 2008-03-18   1 2008-03-25   2 2008-04-01   3 2008-04-08   3 2008-04-15   4 2008-04-22   7 2008-04-29   8 2008-05-06   10 2008-05-13   20 Spain Top 20 2009-05-21   20 2009-05-28   19 Sweden Top 20 2008-02-21   39 2008-03-06   37 UK Singles Top 40 2008-01-20   2 2008-01-27   2 2008-02-03   2 2008-02-10   3 2008-02-17   5 2008-02-24   8 2008-03-02   7 2008-03-09   11 2008-03-16   7 2008-03-23   11 2008-03-30   11 2008-04-06   10 2008-04-13   9 2008-04-20   15 2008-04-27   22 2008-05-04   26 2008-05-11   37 USA Singles Top 40 2009-02-28   12 2009-03-07   13 2009-03-14   17 2009-03-21   16 2009-03-28   15 World Adult Top 20 Singles 2008-10-18   20 2008-10-25   15 2008-11-08   17 2008-11-15   18 2008-11-22   18 2009-01-03   17 2009-01-10   20 2009-01-17   7 2009-01-24   3 2009-01-31   7 2009-02-07   7 2009-02-14   2 2009-02-21   1 2009-02-28   2 2009-03-07   2 2009-03-14   2 2009-03-21   3 2009-03-28   6 2009-04-04   3 2009-04-11   7 2009-04-18   9 Europe Official Top 100 2008-02-02   22 2008-02-09   26 2008-02-16   14 2008-04-26   13 2008-05-03   10 2008-05-10   12 2008-05-17   22 2008-05-24   12 Denmark Top 20 2008-02-01   18 2008-02-22   15 2008-02-29   9 2008-03-07   11 2008-03-14   8 2008-03-21   15 2008-05-16   16 2008-05-23   12 2008-05-30   14 World Singles Official Top 100 2008-02-02   29 2008-02-09   25 2008-02-16   25 2008-04-26   32 2008-05-03   50 2008-05-10   93 2009-03-14   51 2009-03-21   66 2009-03-28   67 2009-04-04   64 2009-04-11   60 Airplay World Official Top 100 2008-02-02   26 2008-02-09   26 2008-02-16   22 2008-04-26   16 2008-05-03   17 2008-05-10   20 2008-05-17   40 2009-03-14   33 2009-03-21   44 2009-03-28   43 2009-04-04   38 2009-04-11   42 Top40-Charts.com Web Top 100 2009-02-28   66 2009-03-07   15 2009-03-14   18 2009-03-28   22 2009-04-04   28

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