| Similarity | Rank | |
|---|---|---|
| 2012 | 0.962 | 515 |
| 2011 | 0.921 | 635 |
| 2010 | 0.887 | 709 |
| 2014 | 0.880 | 2429 |
| 2009 | 0.851 | 927 |
| November | 0.818 | 1119 |
| 2008 | 0.814 | 1035 |
| October | 0.813 | 1063 |
| September | 0.810 | 1064 |
| February | 0.805 | 1490 |
| December | 0.804 | 1164 |
| 09 | 0.803 | 5404 |
| 2007 | 0.800 | 1267 |
| January | 0.799 | 1183 |
| April | 0.798 | 1032 |
| March | 0.797 | 1020 |
| May | 0.795 | 773 |
| June | 0.794 | 977 |
| July | 0.791 | 1038 |
| August | 0.790 | 1214 |
| Sept | 0.786 | 15931 |
| Oct | 0.784 | 7626 |
| 08 | 0.783 | 5539 |
| 2006 | 0.779 | 1538 |
| Feb | 0.775 | 7921 |