id: 323 yr ( 9, (0, 5, 4, 0)) (( 11.9, 13.5 ), ( 18.1, 4.1 ))
 +0+----+----+----+----+----+----++7 
                          |      
                          |      
                          |      
                          |      
 +    +    +    +    +    +   2014 13+ 
                          |      
                          |      
                          |2016 15 12     
                          |      
 +    +    +    +    +  2017 2020    + 
                         |      
                          |      
                          |      
                    2018     |      
 +    +    +    +    +    +    + 
                          |      
                          |      
                          |      
                          |      
 +    +    +    +    +    +    + 
                          |      
                          |      
                          |      
                          |      
 +    +    +    +    +    +    + 
                          |      
                          |      
                          |      
  2019                       |      
 +    +    +    +    +    +    + 
 -50                         |     -41