 According to official government statistics from Rosstat, the "shadow economy" occupied only 15% of Russia's GDP in 2011, and this included unreported salaries (to avoid taxes and social payments) and other types of tax evasion.According to Rosstat's estimates, corruption in 2011 amounted to only 3.5 to 7% of GDP.In comparison, some independent experts maintain that corruption consumes as much of 25% of Russia's GDP.