| Month | % Correct |
|---|---|
| August | 96%
|
| May | 95%
|
| December | 78%
|
| September | 71%
|
| July | 66%
|
| January | 55%
|
| March | 51%
|
| October | 45%
|
| February | 38%
|
| June | 29%
|
| April | 26%
|
| November | 26%
|