| January | 
          +0.42%
 | 
          +0.71%
 | 
          +4.19%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | February | 
          +0.38%
 | 
          -1.74%
 | 
          -3.09%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | March | 
          +0.47%
 | 
          +0.54%
 | 
          +3.99%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | April | 
          +0.46%
 | 
          +0.29%
 | 
          +3.86%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | May | 
          +0.47%
 | 
          -0.89%
 | 
          -2.36%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | June | 
          +0.49%
 | 
          -0.33%
 | 
          +5.54%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | July | 
          +0.52%
 | 
          -0.43%
 | 
          -3.14%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | August | 
          +0.53%
 | 
          -0.05%
 | 
          -0.50%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | September | 
          +0.51%
 | 
          +1.15%
 | 
          -2.78%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | October | 
          +0.53%
 | 
          +0.38%
 | 
          +6.34%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | November | 
          +0.51%
 | 
          -0.01%
 | 
          +2.00%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | December | 
          +0.54%
 | 
          -0.45%
 | 
          +5.90%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           |