According to an andina.com.pe article, FocusEconomics estimates Peru's GDP will grow 3.9% this year. This means Peru is expected to become the region's top performer in 2018. Bolivia and Paraguay are expected to be close seconds, with projected growth rates of 3.8% each.
They are followed by Uruguay (3.1%), Argentina (3%), Chile (2.9%), Colombia (2.6%), Brazil (2.5%), Mexico (2.2%), and Ecuador (1.6%).