| Cumulative Citations | Citations per 2 months | |
| Feb-99 | 0 | 0 |
| Apr-99 | 0 | 0 |
| Jun-99 | 0 | 0 |
| Aug-99 | 0 | 0 |
| Oct-99 | 0 | 0 |
| Dec-99 | 0 | 0 |
| Feb-00 | 0 | 0 |
| Apr-00 | 0 | 0 |
| Jun-00 | 0 | 0 |
| Aug-00 | 1 | 1 |
| Oct-00 | 1 | 0 |
| Dec-00 | 3 | 2 |
| Feb-00 | 3 | 0 |
| Apr-00 | 3 | 0 |
| Jun-00 | 3 | 0 |
| Aug-00 | 3 | 0 |
| Oct-00 | 3 | 0 |
| Dec-00 | 3 | 0 |
| Feb-01 | 3 | 0 |
| Apr-01 | 3 | 0 |
| Jun-01 | 3 | 0 |
| Aug-01 | 4 | 1 |
| Oct-01 | 5 | 1 |
| Dec-01 | 7 | 2 |
| Feb-02 | 7 | 0 |
| Apr-02 | 11 | 4 |
| Jun-02 | 15 | 4 |
| Aug-02 | 18 | 3 |
| Oct-02 | 24 | 6 |
| Dec-02 | 28 | 4 |
| Feb-03 | 33 | 5 |
| Apr-03 | 35 | 2 |
| Jun-03 | 35 | 0 |
| Aug-03 | 37 | 2 |
| Oct-03 | 40 | 3 |
| Dec-03 | 48 | 8 |
| Feb-04 | 50 | 2 |
| Apr-04 | 52 | 2 |
| Jun-04 | 56 | 4 |
| Aug-04 | 61 | 5 |
| Oct-04 | 72 | 11 |
| Dec-04 | ||
| Feb-05 | ||
| Apr-05 | ||
| Jun-05 | ||
| Aug-05 | ||
| Oct-05 | ||
| Dec-05 | ||
| 72 | ||