anchor.diff:  "coldeg1","Degree","Highest degree respondent has earned.","{""1"": ""ASSOCIATE'S"", ""2"": ""BACHELOR'S"", ""3"": ""MASTER'S"", ""4"": ""MBA"", ""5"": ""LAW"", ""6"": ""PHD"", ""7"": ""MD"", ""8"": ""OTHER"", ""0"": ""NOT APPLICABLE"", ""98"": ""DONT KNOW"", ""99"": ""NO ANSWER"" }"
   "convictd","Crime conviction","Not counting minor traffic offenses, have you ever been convicted of a crime?","{""1"": ""YES"", ""2"": ""NO"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER"" }"
   "cooking1","Meal preparation","Who in household prepares meals?","{""1"": ""ALWAYS ME"", ""2"": ""USUALLY ME"", ""3"": ""ABOUT EQUAL OR BOTH TOGETHER"", ""4"": ""USUALLY MY SPOUSE OR PARTNER"", ""5"": ""ALWAYS MY SPOUSE"", ""6"": ""IS DONE BY A THIRD PERSON"", ""0"": ""NOT APPLICABLE"", ""8"": ""CANNOT CHOOSE"", ""9"": ""NO ANSWER"" }"
  -"cshutyp08","Household or institution","During April-June 2008, was respondent in household or institution?","{""1: ""LIVING IN HOUSEHOLD, ""2: ""LIVING IN INSTITUTION, ""3: ""HOMELESS (VOLUNTEERED), ""4: ""OTHER, ""8: ""DON'T KNOW, ""9: ""NO ANSWER}"
  +"cshutyp08","Household or institution","During April-June 2008, was respondent in household or institution?","{""1"": ""LIVING IN HOUSEHOLD"", ""2"": ""LIVING IN INSTITUTION"", ""3"": ""HOMELESS (VOLUNTEERED)"", ""4"": ""OTHER"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER""}"
   "divorce","Divorce/separation","Have you ever been divorced or separated?","{""1"": ""YES"", ""2"": ""NO"", ""0"": ""NOT APPLICABLE"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER"" }"
  -"dwelown","Own/rent home","Does respondent own or rent home?","{""1"": ""OWN OR IS BUYING"", ""2"": ""PAYS RENT"", ""3"": ""OTHER"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9: ""NO ANSWER }"
  -"eldcost","Cost of elderly support","Who do you think should primarily cover the costs of help to elderly people?","{""1: ""ELDERLY THEMSELVES OR THEIR FAMILY, ""2: ""GOVERNMENT/PUBLIC FUNDS, ""8: ""DON'T KNOW, ""9: ""NO ANSWER}"
  -"eldersup","Elderly support","Adult children are an important source of help for elderly parents.","{""1: ""STRONGLY AGREE, ""2: ""AGREE, ""3: ""NEITHER AGREE OR DISAGREE, ""4: ""DISAGREE, ""5: ""STRONGLY DISAGREE}"
  -"emailmin","Email mins/week","About how many minutes or hours per week do you spend sending and answering electronic mail or e-mail?","{""-1: ""NOT APPLICABLE, ""98: ""DON'T KNOW, ""99: ""NO ANSWER}"
  -"engdo","What engineers do?","Would you say your knowledge of what engineers do day-to-day on their jobs is Excellent, Good, Fair, Poor, Very Poor?","{""1: ""EXCELLENT, ""2: ""GOOD, ""3: ""FAIR, ""4: ""POOR, ""5: ""VERY POOR, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  -"englone","Engineers work alone?","An engineer usually works alone. Do you strongly agree, agree, disagree, or strongly disagree?","{""1: ""STRONGLY AGREE, ""2: ""AGREE, ""3: ""DISAGREE, ""4: ""STRONGLY DISAGREE, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  +"dwelown","Own/rent home","Does respondent own or rent home?","{""1"": ""OWN OR IS BUYING"", ""2"": ""PAYS RENT"", ""3"": ""OTHER"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
  +"eldcost","Cost of elderly support","Who do you think should primarily cover the costs of help to elderly people?","{""1"": ""ELDERLY THEMSELVES OR THEIR FAMILY"", ""2"": ""GOVERNMENT/PUBLIC FUNDS"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER""}"
  +"eldersup","Elderly support","Adult children are an important source of help for elderly parents.","{""1"": ""STRONGLY AGREE"", ""2"": ""AGREE"", ""3"": ""NEITHER AGREE OR DISAGREE"", ""4"": ""DISAGREE"", ""5"": ""STRONGLY DISAGREE""}"
  +"emailmin","Email mins/week","About how many minutes or hours per week do you spend sending and answering electronic mail or e-mail?","{""-1"": ""NOT APPLICABLE"", ""98"": ""DON'T KNOW"", ""99"": ""NO ANSWER""}"
  +"engdo","What engineers do?","Would you say your knowledge of what engineers do day-to-day on their jobs is Excellent, Good, Fair, Poor, Very Poor?","{""1"": ""EXCELLENT"", ""2"": ""GOOD"", ""3"": ""FAIR"", ""4: ""POOR"", ""5"": ""VERY POOR"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER"", ""IAP"": ""NOT APPLICABLE""}"
  +"englone","Engineers work alone?","An engineer usually works alone. Do you strongly agree, agree, disagree, or strongly disagree?","{""1"": ""STRONGLY AGREE"", ""2"": ""AGREE"", ""3"": ""DISAGREE"", ""4"": ""STRONGLY DISAGREE"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER"", ""IAP"": ""NOT APPLICABLE""}"
   "engnrsci","Engineering scientific","Is engineering very scientific, pretty scientific, not too scientific, or not scientific at all?","{""1"": ""VERY SCIENTIFIC"", ""2"": ""PRETTY SCIENTIFIC"", ""3"": ""NOT TOO SCIENTIFIC"", ""4"": ""NOT SCIENTIFIC AT ALL"", ""5"": ""HAVENT HEARD OF IT VOLUNTEERED"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
  -"engresp","Consider engineering career?","Have you ever considered working in an engineering-related career?","{""1: ""YES, ""2: ""NOT APPLICABLE, ""8: ""DON'T KNOW, ""9: ""NO ANSWER}"
  -"evnegjob","Negative job impact","Have you ever in your life been denied a promotion or received a negative job evaluation because an employer believed you were gay, lesbian, or bisexual?","{""1: ""YES, ""2: ""NO, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  -"evstray","Extramarital sex","Have you ever had sex with someone other than your husband or wife while you were married?","{""1"": ""YES"", ""2"": ""NO"", ""3"": ""NEVER MARRIED"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9: ""NO ANSWER }"
  +"engresp","Consider engineering career?","Have you ever considered working in an engineering-related career?","{""1"": ""YES"", ""2"": ""NOT APPLICABLE"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER""}"
  +"evnegjob","Negative job impact","Have you ever in your life been denied a promotion or received a negative job evaluation because an employer believed you were gay, lesbian, or bisexual?","{""1"": ""YES"", ""2"": ""NO"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER"", ""IAP"": ""NOT APPLICABLE""}"
  +"evstray","Extramarital sex","Have you ever had sex with someone other than your husband or wife while you were married?","{""1"": ""YES"", ""2"": ""NO"", ""3"": ""NEVER MARRIED"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
   "family16","Live with parents at 16","Were you living with both your own mother and father around the time you were 16?","{""0"": ""OTHER"", ""1"": ""BOTH OWN MOTHER AND FATHER"", ""2"": ""FATHER AND STEPMOTHER"", ""3"": ""MOTHER AND STEPFATHER"", ""4"": ""FATHER ONLY"", ""5"": ""MOTHER ONLY"", ""6"": ""SOME OTHER MALE RELATIVE (NO FEMALE HEAD)"", ""7"": ""SOME OTHER FEMALE RELATIVE (NO MALE HEAD)"", ""8"": ""OTHER ARRANGEMENT WITH RELATIVES (E.G., UNCLE AND AUNT, GRAND-PARENTS)"", ""-1"": ""NOT APPLICABLE"", ""9"": ""NO ANSWER"" }"
  -"fechld","Working mothers","Aworking mother can establish just as warm and secure a relationship with her children as a mother who does not work.","{""1"": ""STRONGLY AGREE"", ""2"": ""AGREE"", ""3"": ""DISAGREE"", ""4"": ""STRONGLY DISAGREE"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9: ""NO ANSWER}"
  -"finalter","Financial changes","During the last few years, has your financial situation been getting better, worse, or has it stayed the same?","{""1"": ""BETTER"", ""2"": ""WORSE"", ""3"": ""STAYED SAME"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9: ""NO ANSWER }"
  +"fechld","Working mothers","Aworking mother can establish just as warm and secure a relationship with her children as a mother who does not work.","{""1"": ""STRONGLY AGREE"", ""2"": ""AGREE"", ""3"": ""DISAGREE"", ""4"": ""STRONGLY DISAGREE"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER""}"
  +"finalter","Financial changes","During the last few years, has your financial situation been getting better, worse, or has it stayed the same?","{""1"": ""BETTER"", ""2"": ""WORSE"", ""3"": ""STAYED SAME"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
   "gender2","Gender of second person ","Gender of second person living in household.","NaN"
  -"helpnot","Government role","Government should do more or less to help solve country's problems.","{""1"": ""STRONGLY AGREE GOVT DO MORE"", ""2"": ""AGREE GOVT DO MORE"", ""3"": ""AGREE WITH BOTH"", ""4"": ""AGREE GOVT DOES TOO MUCH"", ""5"": ""STRONGLY AGREE GOVT DOES TOO MUCH"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9: ""NO ANSWER }"
  +"helpnot","Government role","Government should do more or less to help solve country's problems.","{""1"": ""STRONGLY AGREE GOVT DO MORE"", ""2"": ""AGREE GOVT DO MORE"", ""3"": ""AGREE WITH BOTH"", ""4"": ""AGREE GOVT DOES TOO MUCH"", ""5"": ""STRONGLY AGREE GOVT DOES TOO MUCH"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
   "histsci","History scientific","Is history very scientific, pretty scientific, not too scientific, or not scientific at all?","{""1"": ""VERY SCIENTIFIC"", ""2"": ""PRETTY SCIENTIFIC"", ""3"": ""NOT TOO SCIENTIFIC"", ""4"": ""NOT SCIENTIFIC AT ALL"", ""5"": ""HAVENT HEARD OF IT VOLUNTEERED"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
   "hivtest","HIV test","Have you ever been tested for HIV? Do not count tests you may have had as part of a blood donation. Include oral test (where they take a swab from your mouth).","{""1"": ""YES"", ""2"": ""NO"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
   "homosex","Homosexuality wrong","Sexual relations between two adults of the same sex--do you think it is always wrong, almost always wrong, wrong only sometimes, or not wrong at all?","{""1"": ""ALWAYS WRONG"", ""2"": ""ALMST ALWAYS WRG"", ""3"": ""SOMETIMES WRONG"", ""4"": ""NOT WRONG AT ALL"", ""5"": ""OTHER"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
  
positive.code: "rumorwk","Rumor at work","People at work have spread rumors or gossip about me.","{""1"": ""OFTEN"", ""2"": ""SOMETIMES"", ""3"": ""RARELY"", ""4"": ""NEVER"", ""8"": ""DON'T KNOW"", ""9"": ""NO ANSWER"", ""IAP"": ""NOT APPLICABLE"" }"
  "satfam7","Family satisfaction","All things considered, how satisfied are you with your family life?","{""1"": ""COMPLETELY SATISFIED"", ""2"": ""VERY SATISFIED"", ""3"": ""FAIRLY SATISFIED"", ""4"": ""NEITHER SATISFIED NOR DISSATISFIED"", ""5"": ""FAIRLY DISSATISFIED"", ""6"": ""VERY DISSATISFIED"", ""7"": ""COMPLETELY DISSATISFIED"", ""0"": ""NOT APPLICABLE"", ""8"": ""CANNOT CHOOSE"", ""9"": ""NO ANSWER"" }"
  "satjob7","Job satisfaction","All things considered, how satisfied are you with your (main) job?","{""1"": ""COMPLETELY SATISFIED"", ""2"": ""VERY SATISFIED"", ""3"": ""FAIRLY SATISFIED"", ""4"": ""NEITHER SATISFIED NOR DISSATISFIED"", ""5"": ""FAIRLY DISSATISFIED"", ""6"": ""VERY DISSATISFIED"", ""7"": ""COMPLETELY DISSATISFIED"", ""0"": ""NOT APPLICABLE"", ""8"": ""CANNOT CHOOSE"", ""9"": ""NO ANSWER"" }"
  "sciental","Scientists work alone?","A scientist usually works alone.  Do you strongly agree, agree, disagree, or strongly disagree?","{""1: ""STRONGLY AGREE, ""2: ""AGREE, ""3: ""DISAGREE, ""4: ""STRONGLY DISAGREE, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  "scientbr","Science boring","A job as a scientist would be boring. Do you strongly agree, agree, disagree, or strongly disagree?","{""1: ""STRONGLY AGREE, ""2: ""AGREE, ""3: ""DISAGREE, ""4: ""STRONGLY DISAGREE, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  "scientdn","Science dangerous","Scientific work is dangerous. Do you strongly agree, agree, disagree, or strongly disagree?","{""1: ""STRONGLY AGREE, ""2: ""AGREE, ""3: ""DISAGREE, ""4: ""STRONGLY DISAGREE, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  "scientgo","Science good for humanity","Scientific researchers are dedicated people who work for the good of humanity. Do you strongly agree, agree, disagree, or strongly disagree?","{""1: ""STRONGLY AGREE, ""2: ""AGREE, ""3: ""DISAGREE, ""4: ""STRONGLY DISAGREE, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  "scientod","Scientists odd/peculiar","Scientists are apt to be odd and peculiar people. Do you strongly agree, agree, disagree, or strongly disagree?","{""1: ""STRONGLY AGREE, ""2: ""AGREE, ""3: ""DISAGREE, ""4: ""STRONGLY DISAGREE, ""8: ""DON'T KNOW, ""9: ""NO ANSWER, ""IAP: ""NOT APPLICABLE}"
  "seeksci","Scientific info source","If you wanted to learn about scientific issues such as global warming or biotechnology, where would you get information (newspapers, magazines, the Internet, books or other printed materials, TV, radio, government agencies, family, friends, colleagues, or some other source)?","{""1"": ""NEWSPAPERS"", ""2"": ""MAGAZINES"", ""3"": ""THE INTERNET"", ""4"": ""BOOKS OTHER PRINTED MATERIAL"", ""5"": ""TV"", ""6"": ""RADIO"", ""7"": ""GOVERNMENT AGENCIES"", ""8"": ""FAMILY"", ""9"": ""FRIENDS COLLEAGUES"", ""10"": ""OTHER"", ""0"": ""NOT APPLICABLE"", ""98"": ""DONT KNOW"", ""99"": ""NO ANSWER"" }"
  "selffrst","Self first","These days people need to look after themselves and not overly worry about others.","{""1"": ""STRONGLY AGREE"", ""2"": ""AGREE"", ""3"": ""NEITHER AGREE NOR DISAGREE"", ""4"": ""DISAGREE"", ""5"": ""STRONGLY DISAGREE"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
  "spanint","Success English interview","If there had been no Spanish version available in 2006, could this respondent have been interviewed in English or do you think (s/he) would have been excluded as a language problem?","{""1"": ""COULD HAVE BEEN INTERVIEWED IN ENGLISH"", ""2"": ""WOULD HAVE BEEN EXCLUDED AS LANGUAGE PROBLEM"", ""0"": ""NOT APPLICABLE"", ""8"": ""DONT KNOW"", ""9"": ""NO ANSWER"" }"
  
negative.code: "spocc10","Spouse's occupation","Spouse's occupation code (2010)","{""1"": ""MANAGEMENT, PROFESSIONAL, AND RELATED OCCUPATIONS"", ""2"": ""SERVICE OCCUPATIONS"", ""3"": ""SALES AND OFFICE OCCUPATIONS"", ""4"": ""NATURAL RESOURCES, CONSTRUCTION, AND MAINTENANCE OCCUPATIONS"", ""5"": ""PRODUCTION, TRANSPORTATION, AND MATERIAL MOVING OCCUPATIONS"", ""9998"": ""DON'T KNOW"", ""9999"": ""NO ANSWER"", ""IAP"": ""NOT APPLICABLE/UNCODEABLE"" }"
  "spother","Other Protestant","Other Protestant denominations","{""0"": ""NOT APPLICABLE"", ""998"": ""DONT KNOW"", ""999"": ""NO ANSWER"" }"
  "sprel","Spouse's religious pref","What is your spouse's religious preference? Is it Protestant, Catholic, Jewish, some other religion, or no religion?","{""1"": ""PROTESTANT"", ""2"": ""CATHOLIC"", ""3"": ""JEWISH"", ""4"": ""NONE"", ""5"": ""OTHER (SPECIFY)"", ""6"": ""BUDDHISM"", ""7"": ""HINDUISM"", ""8"": ""OTHER EASTERN"", ""9"": ""MOSLEM/ISLAM"", ""10"": ""ORTHODOX-CHRISTIAN"", ""11"": ""CHRISTIAN"", ""12"": ""NATIVE AMERICAN"", ""13"": ""INTER-NONDENOMINATIONAL"", ""0"": ""NOT APPLICABLE"", ""98"": ""DONT KNOW"", ""99"": ""NO ANSWER"" }"
  "synmem","Synagogue membership","Do you or someone in your household belong to a synagogue, temple, minyan, or high holiday congregation?","{""1"": ""YES"", ""2"": ""NO"", ""IAP"": ""NOT APPLICABLE""}"
  "visart","Art museum visits","How many times did you visit an art museum during the last year?","NaN"
  "vislib","Library visits","How many times did you visit a public library during the last year?","NaN"
  "viszoo","Zoo visits","How many times did you visit a zoo or aquarium during the last year?","NaN"
  