Tax revenue - country data from around the world:
The average for 2013 was 17.71 percent.
The highest value was in Denmark: 34.8 percent and the lowest value was in UA Emirates: 0.37 percent.
Below is a chart for all countries where data are available for: Tax revenue.
World bank definition: Tax revenue refers to compulsory transfers to the central government for public purposes. Certain compulsory transfers such as fines, penalties, and most social security contributions are excluded. Refunds and corrections of erroneously collected tax revenue are treated as negative revenue.