CREATE TABLE table_1598533_8 (annual_change__percentage_of_gdp__2012_ VARCHAR2, gdp__percentage_of_eu__2012_ VARCHAR2)

What is the annual change of GDP with a 20.5% GDP of EU in 2012?
SELECT annual_change__percentage_of_gdp__2012_ FROM table_1598533_8 WHERE gdp__percentage_of_eu__2012_ = "20.5%"
SELECT "annual_change__percentage_of_gdp__2012_" FROM "table_1598533_8" WHERE "20.5%" = "gdp__percentage_of_eu__2012_"