33% of the income is paid as prizes.
23% of the income in a group, will be paid as prizes in that group.
8% of the income in each group will go to the prize pool for the combined result list.
2% of the income in each group will go to the special categories.
There will be prizes in the following special categories in the combined list: Ladies, Mixed, Juniors and Rookies.
There must be at least 4 pairs in a category to hand out prizes in that category.
Categories with less than 4 pairs can be added together with other categories with few pairs.