year | # of sources | % |
---|---|---|
2006 | 26 | 2.51 |
2007 | 58 | 5.59 |
2008 | 107 | 10.32 |
2009 | 614 | 59.21 |
2010 | 232 | 22.37 |
month | # of sources | % |
---|---|---|
2009-05 | 31 | 2.99 |
2009-06 | 124 | 11.96 |
2009-07 | 46 | 4.44 |
2009-08 | 38 | 3.66 |
2009-09 | 26 | 2.51 |
2009-10 | 48 | 4.63 |
2009-11 | 91 | 8.78 |
2009-12 | 153 | 14.75 |
2010-01 | 232 | 22.37 |