id: 206 yr ( 7, (1, 0, 4, 2)) (( 10.8, 10.1 ), ( 3.4, 10.8 ))
 +9                            |  +1 
                             |   
                             |2017  
                             |   
    +    +    +    +    +    +   
                          2013  |   
                         2014   |   
                             |   
                             |   
----+----+----+----+---2018+----+---
                             |   
                             |   
                            |   
                             |   
    +    +    +   2016+    +    +   
                             |   
                2015            |   
                             |   
                             |   
    +    +    +    +    +    +   
                             |   
                             |   
                             |   
                             |   
    +    +    +    +    +    +   
                             |   
                             |   
                             |   
                             |   
    +    +    +    +    +    +   
                             |   
  2012                          |   
                             |   
 -27                            |  -32