Exchange traded funds that invest in Brazil are among the top performers among single-country ETFs in 2012 thanks in part to a stronger real, although Brazilian stocks have paused for breath over the past week.

Many Brazil ETFs are enjoying gains of 20% or more so far this year.

Brazil is one of the four so-called BRIC nations, which also include Russia, India and China. [BRICs Lead Emerging Market ETFs]

In currency ETFs, WisdomTree Dreyfus Brazilian Real (NYSEArca: BZF) is up about 10% this year with the Brazilian real strengthening versus the U.S. dollar. Most Brazil equity ETFs don’t hedge their currency exposure to the real. [Currency ETF Chart of the Day: Brazil]

Technically, major ETFs that invest in Brazil’s stock market recently moved above their 200-day moving average. Investors can also choose from small-cap ETFs and sector funds for Brazil.