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        | Download Data Files — Codebook |  
 
        
          | 
          
            | MEPS H33F CODEBOOK |  
            | 1999 Outpatient Visits File |  
            | DATE:   August 16, 2005 |  
 
          
            | Variable Name: | OPDATEYR |  
            | Description: | EVENT DATE - YEAR |  
            | Format: | 4.0 |  
            | Type: | NUM |  
            | Start: | 45 |  
            | End: | 48 |  
 
        
          
            |  |  |  |  
            | -9 NOT ASCERTAINED | 5 | 53,023 |  
            | 1999 YEAR | 9,560 | 118,445,026 |  
            | TOTAL | 9,565 | 118,498,049 |  
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