Source           EUR         GBP         SAR     
  ------------------  ----------  ----------  ----------
             reuters   0.875100-   0.754091-   3.755100 
                cnbc   0.875200    0.754100       NaN   
                  xe   0.875243    0.754256       NaN   
        openexchange   0.875363    0.754204    3.756834+
            netdania   0.875440    0.754460       NaN   
         frankfurter   0.876730    0.755870       NaN   
               yahoo   0.878300+   0.757700+   3.643600-
           bloomberg      NaN         NaN         NaN   
  ------------------  ----------  ----------  ----------
                 avg   0.875910    0.754954    3.718500 
              median   0.875363    0.754256    3.755100 
                 min   0.875100    0.754091    3.643600 
                 max   0.878300    0.757700    3.756834 
                diff   0.003200    0.003609    0.113234 
  ------------------  ----------  ----------  ----------
                avg2   0.875594    0.754578    3.718500 
             median2   0.875363    0.754256    3.755100 
                min2   0.875200    0.754100    3.643600 
                max2   0.876730    0.755870    3.756834 
               diff2   0.001530    0.001770    0.113234