2017 yr ( 151, (76, 20, 47, 8)) (( 12.8, 12.0 ), ( 0.4, 0.2 ))
 +23                               |           +23 
                                |            
  +    +    +    +    +    +    +    +    *  
                                |            
                                |            
                                |   * ** *     
                                | ** ** * * *      
  +    +    +    +    +    +    + * ** * * * ** *   +  
                                |* * * ** ** * * * ** * * *      
                                * * * * ** * * * * * ** * ** * * **        
                               ** * * ** ** *****      
                               * ** * ** * *  * * *      
--+----+----+----+----+----+*** *** * **-***----+--
                            ** * *** *|* * **        
                           *** * **  * * * *         
                          * * ** *  |** **       
                          * *  *  |*  *        
  +    +    +    +    +  **+** * *+    +    +  
                          * *  ** *            
                         *     *|            
                                |            
                        *    *  |            
  +    +    +    +    +    +    +    +    +  
                    * **          |*           
                                |            
                  *             |            
                                |            
  +    +    +    +*   +    +    +    +    +  
                                |            
                                |            
                  *             |            
                                |            
  +    +    +    +    +    +    +    +    +  
          *                     |            
                                |            
                                |            
                                |            
  +    +    +    +    +    +    +    +    +  
                                |            
                                |            
                                |            
  *                             |            
  +    +    +    +    +    +    +    +    +  
 -69                               |           -71