year | # of sources | % |
---|---|---|
2009 | 33131 | 100.00 |
month | # of sources | % |
---|---|---|
2009-01 | 2838 | 8.57 |
2009-02 | 2437 | 7.36 |
2009-03 | 2991 | 9.03 |
2009-04 | 3066 | 9.25 |
2009-05 | 2741 | 8.27 |
2009-06 | 2722 | 8.22 |
2009-07 | 3332 | 10.06 |
2009-08 | 3156 | 9.53 |
2009-09 | 2956 | 8.92 |
2009-10 | 3266 | 9.86 |
2009-11 | 970 | 2.93 |
2009-12 | 2656 | 8.02 |