| Indicators |  
   2017 |  
   2018 |  
   Growth rate [%] |  
  
 
   
   | billion rubles |  
   % to total |  
   billion rubles |  
   % to total |  
  
 
   
   | Investments in debt obligations, total |  
   9947.5 |  
   - |  
   10856.5 |  
   - |  
   109.1 |  
  
 
   
   | including the main areas of investment: |  
    |  
    |  
    |  
    |  
    |  
  
 
   
   | Investments in Bank of Russia bonds |  
   340.3 |  
   3.4 |  
   1344.0 |  
   12.4 |  
   395.0 |  
  
 
   
   | Investments in debt obligations of the Russian Federation |  
   3554.3 |  
   35.7 |  
   3239.0 |  
   29.8 |  
   91.1 |  
  
 
   
   | Investments in debt obligations of the constituent entities of the Russian Federation |  
   391.6 |  
   4.0 |  
   372.3 |  
   3.4 |  
   95.1 |  
  
 
   
   | Investments in debt instruments issued by resident credit organizations |  
   427.3 |  
   4.3 |  
   327.4 |  
   3.0 |  
   76.6 |  
  
 
   
   | Investments in debt instruments issued by non-residents |  
   1881.7 |  
   18.9 |  
   1824.3 |  
   16.8 |  
   96.9 |