| Month | % Correct |
|---|---|
| January | 99%
|
| March | 92%
|
| April | 91%
|
| February | 91%
|
| May | 90%
|
| June | 89%
|
| July | 88%
|
| August | 84%
|
| September | 79%
|
| October | 78%
|
| November | 75%
|
| December | 73%
|