What would be reported by MAX(Include [Country]: AVG([Value])?
1) The values would be averaged over a decade for each country in the region, and the country's decade-average value that is the largest would be returned.
2) The values would be averaged over all countries in the region for each year, and the largest year's value would be returned.
3) The values would be averaged for each year for each country in the region, and the value for the country in a year that is the largest would be returned.
4) The values would be averaged over the decade for each country in the world, and the country's value that is the largest would be returned.