| Year | Change | Country | % Correct |
|---|---|---|---|
| 1828 | Loss | Uruguay | 90%
|
| 1867 | Gain | Bolivia | 80%
|
| 1824 | Exchange | Paraguay | 76%
|
| 1872 | Gain | Paraguay | 71%
|
| 1895 | Gain | Argentina | 63%
|
| 1903 | Exchange | Bolivia | 58%
|
| 1904 | Gain | Ecuador / Peru | 52%
|
| 1908 | Gain | Colombia | 34%
|
| 1904 | Loss | United Kingdom | 31%
|