id: 252 media ( 6, (6, 0, 0, 0)) (( 1.2, 1.1 ), ( 4.2, 5.9 ))
 +7                             +8 
|                              
|                           2013  
+    +    +    +    +    +    +
|                              
|                              
|                       2014      
|                              
+    +    +    +        +    +
|                    2016 15         
|                              
|                              
|                              
+    +    +    + 2018 17  +    +    +
|                              
|                              
|                              
|                              
+    +    +    +    +    +    +
|                              
|                              
|                              
|                              
 0----+----+----+----+----+----