id: 282 yr ( 9, (9, 0, 0, 0)) (( 1.0, 1.5 ), ( 16.2, 9.5 ))
 +18    +    +    +    +12 
|                    
|               2012 2019 18 17  
|                    
|              2016 15     
+    +    +    +    +
|            2013 2020     
|          2014         
|                    
|                    
+    +    +    +    +
|                    
|                    
|                    
|                    
+    +    +    +    +
|                    
|                    
|                    
|                    
+    +    +    +    +
|                    
|                    
|                    
|                    
+    +    +    +    +
|                    
|                    
|                    
|                    
 0----+----+----+----