id: 53 media ( 5, (5, 0, 0, 0)) (( 2.3, 1.8 ), ( 3.3, 15.3 ))
 +8                              +19 
|                               
|                            2016  
+    +    +    +    +    +    + 
|                               
|                               
|                               
|                      2017        
+    +    +    +    +  2018 +    + 
|                               
|                    2019          
|                   2020           
|                               
 0----+----+----+----+----+----+