| January | 
          +0.69%
 | 
          +1.15%
 | 
          +4.55%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | February | 
          +0.62%
 | 
          +0.86%
 | 
          +7.07%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | March | 
          +0.68%
 | 
          +0.67%
 | 
          +2.40%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | April | 
          +0.66%
 | 
          +1.05%
 | 
          +0.18%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | May | 
          +0.68%
 | 
          +0.57%
 | 
          +4.30%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | June | 
          +0.66%
 | 
          -0.01%
 | 
          -4.49%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | July | 
          +0.69%
 | 
          +1.40%
 | 
          +4.63%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | August | 
          +0.69%
 | 
          +2.12%
 | 
          +2.37%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | September | 
          +0.64%
 | 
          +1.99%
 | 
          -1.63%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | October | 
          +0.62%
 | 
          +1.09%
 | 
          +1.39%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | November | 
          +0.61%
 | 
          +0.89%
 | 
          -3.96%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
        
                                
          | December | 
          +0.62%
 | 
          +2.96%
 | 
          +11.41%
 | 
          
            -           | 
          
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           | 
                  
            -           |