#Cty Abb.        
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#      *Rare Counties
#       County Name
#   1   Adams         
#   2   Alamosa*      
#   3   Arapahoe      
#   4   Archuleta*    
#   5   Baca          
#   6   Bent*         
#   7   Boulder       
#   8   Broomfield    
#   9   Chaffee       
#  10   Cheyenne*     
#  11   Clear Creek   
#  12   Conejos*      
#  13   Costilla*     
#  14   Crowley       
#  15   Custer*       
#  16   Delta*        
#  17   Denver        
#  18   Dolores       
#  19   Douglas       
#  20   Eagle         
#  21   El Paso       
#  22   Elbert        
#  23   Fremont*      
#  24   Garfield      
#  25   Gilpin        
#  26   Grand         
#  27   Gunnison*     
#  28   Hinsdale      
#  29   Huerfano      
#  30   Jackson*      
#  31   Jefferson     
#  32   Kiowa         
#  33   Kit Carson    
#  34   Lake*         
#  35   La Plata      
#  36   Larimer       
#  37   Las Animas*   
#  38   Lincoln       
#  39   Logan*        
#  40   Mesa          
#  41   Mineral       
#  42   Moffat        
#  43   Montezuma     
#  44   Montrose*     
#  45   Morgan*       
#  46   Otero         
#  47   Ouray*        
#  48   Park*         
#  49   Phillips*     
#  50   Pitkin*       
#  51   Prowers       
#  52   Pueblo        
#  53   Rio Blanco*   
#  54   Rio Grande*   
#  55   Routt*        
#  56   Saguache*     
#  57   San Juan*     
#  58   San Miguel*   
#  59   Sedgwick      
#  60   Summit*       
#  61   Teller*       
#  62   Washington    
#  63   Weld          
#  64   Yuma