Write a question about the following article: In 2012, Czech government increased VAT. Basic VAT was increased from 20% in 2012 to 21% in 2013 and reduced VAT increased from 14% to 15% in 2013. Small enterprises sales decreased by 21% from 2012 to 2013 as result of increasing VAT. Patria.cz predicting sales stagnation and mild increase in 2013. Another problem is foreign trade. The Czech Republic is considered an export economy (the Czech Republic has strong machinery and automobile industries), however in 2013, foreign trade rapidly decreased which led to many other problems and increase of state budget deficit. In 2013, Czech National Bank, central bank, implemented controversial monetary step. To increase export and employment, CNB wilfully deflated Czech Crown (CZK), which inflation increased from 0.2% in November 2013, to 1.3% in 1Q 2014.

Question about the article:
How many percentage points was basic VAT increased from 2012 to 2013?