year | # of sources | % |
---|---|---|
2009 | 31732 | 100.00 |
month | # of sources | % |
---|---|---|
2009-01 | 2981 | 9.39 |
2009-02 | 2818 | 8.88 |
2009-03 | 2872 | 9.05 |
2009-04 | 3222 | 10.15 |
2009-05 | 3318 | 10.46 |
2009-06 | 2827 | 8.91 |
2009-07 | 3026 | 9.54 |
2009-08 | 2597 | 8.18 |
2009-09 | 2580 | 8.13 |
2009-10 | 3180 | 10.02 |
2009-12 | 1878 | 5.92 |