dAncstry1,dAncstry2,iAvail,iCitizen,iClass,dDepart,iDisabl1,iDisabl2,iEnglish,iFeb55,iFertil,dHispanic,dHour89,dHours,iImmigr,dIncome1,dIncome2,dIncome3,dIncome4,dIncome5,dIncome6,dIncome7,dIncome8,dIndustry,iKorean,iLang1,iLooking,iMarital,iMay75880,iMeans,iMilitary,iMobility,iMobillim,dOccup,iOthrserv,iPerscare,dPOB,dPoverty,dPwgt1,iRagechld,dRearning,iRelat1,iRelat2,iRemplpar,iRiders,iRlabor,iRownchld,dRpincome,iRPOB,iRrelchld,iRspouse,iRvetserv,iSchool,iSept80,iSubfam1,iSubfam2,iTmpabsnt,dTravtime,iVietnam,dWeek89,iWork89,iWorklwk,iWWII,iYearsch,iYearwrk,dYrsserv