id: 320 yr ( 11, (9, 0, 2, 0)) (( 10.6, 10.4 ), ( 10.8, 10.0 ))
 +33        |                      +32 
         |                       
         |                    2011  
         |                       
    +    +    +    +    +    +   
         |                       
         |                       
         |                       
         |                       
    +    +    +    +    +    +   
         |                       
         |                       
         |                       
         |          2017            
    +    +    +   2018 16+    +    +   
         |      2014 2019              
         |                       
         |      2013 12                
         |                       
    +    +    +    +    +    +   
         |                       
         | 2015                     
         |                       
         |                       
----+----+----+----+----+----+---
        2021|                       
         |                       
         |                       
         |                       
    +    +    +    +    +    +   
         |                       
  2020      |                       
         |                       
 -12        |                      -12