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        | Download Data Files — Codebook |  
 
        
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            | MEPS HC-163 |  
            | 2013 FULL YEAR CONSOLIDATED DATA CODEBOOK |  
            | DATE:    March 13, 2017 |  
 
          
            | Variable Name: | WLKDIF31 |  
            | Description: | DIFFICULTY WALKING 3 BLOCKS - RD 3/1 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 447 |  
            | End: | 448 |  
 
        
          
            |  |  |  |  
            | -9 NOT ASCERTAINED |              3 |         21,766 |  
            | -8 DK |              9 |         91,855 |  
            | -1 INAPPLICABLE |         34,138 |    286,494,136 |  
            | 1 NO DIFFICULTY |            474 |      5,758,692 |  
            | 2 SOME DIFFICULTY |            758 |      8,185,531 |  
            | 3 A LOT OF DIFFICULTY |            648 |      6,588,573 |  
            | 4 UNABLE TO DO |            910 |      8,581,428 |  
            | TOTAL |         36,940 |    315,721,982 |  
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