"Table 4-3 Extended interview nonresponse weighting classes ",,,,, Weighting Class,Screener Disability Status,Census Region,Age,Population percentage of Hispanics,Population percentage of  whites 1,Disabilities,All regions,All ages,0 to 100,Less than 60 2,Disabilities,All regions,Less than 18,Less than 10,60 or more 3,Disabilities,All regions,Less than 18,10 or more,0 to 100 4,Disabilities,All regions,18 or over,0 to 100,0 to 100 5,No Disabilities,"NE, S",All ages,0 to 100,0 to 100 6,No Disabilities,"MW, W",All ages,0 to 100,0 to 100 7,No Disabilities,All regions,All ages,0 to 100,Less than 60 8,No Disabilities,All regions,All ages,0 to 100,60 or more 9,No Disabilities,All regions,All ages,0 to 100,0 to 100 Source: 2002 Transportation Availability and Use Study,,,,,