| 
          
            | MEPS HC-172 |  
            | PANEL 18 LONGITUDINAL DATA CODEBOOK |  
            | DATE:  October 23, 2017 |  
 
          
            | Variable Name: | AFTHOU4 |  
            | Description: | AC25 HOW DIFF CONTACT USC AFT HOURS-R4 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 1910 |  
            | End: | 1911 |  
 
        
          
            |  |  |  |  
            | -8 DK |          3,554 |     80,683,904 |  
            | -7 REFUSED |             13 |        296,586 |  
            | -1 INAPPLICABLE |          3,997 |     70,904,643 |  
            | 1 VERY DIFFICULT |          2,058 |     34,068,280 |  
            | 2 SOMEWHAT DIFFICULT |          1,539 |     25,719,266 |  
            | 3 NOT TOO DIFFICULT |          2,568 |     50,416,550 |  
            | 4 NOT AT ALL DIFFICULT |          2,985 |     59,520,396 |  
            | TOTAL |         16,714 |    321,609,625 |  
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