id: 128 yr ( 2, (2, 0, 0, 0)) (( 1.5, 1.6 ), ( 13.5, 11.0 ))
 +15    +    +    +    +    ++13 
|                          
|                       2012  
|                          
|                          
+    +    +    +    +   + 
|                          
|                2011         
|                          
|                          
+    +    +    +    +    + 
|                          
|                          
|                          
|                          
+    +    +    +    +    + 
|                          
|                          
|                          
|                          
+    +    +    +    +    + 
|                          
|                          
|                          
|                          
+    +    +    +    +    + 
|                          
|                          
|                          
|                          
 0----+----+----+----+----+