# Variable und Value Labels
data$SO01 = factor(data$SO01, levels=c("1","2","-9"), labels=c("männlich","weiblich","[NA] nicht beantwortet"), ordered=FALSE)
data$SO03 = factor(data$SO03, levels=c("1","2","3","4","5","6","-9"), labels=c("Angestellter","Beamter/Richter/Soldat/Polizist","selbstständig","\'Vollzeit\'-Student","Auszubildender","nicht berufstätig/arbeitssuchend","[NA] nicht beantwortet"), ordered=FALSE)
data$SO04 = factor(data$SO04, levels=c("1","2","3","4","5","-9"), labels=c("Bachelor","Meister","Master, Diplom, Magister, Staatsexamen","Doktor","abgeschlossene Berufsausbildung","[NA] nicht beantwortet"), ordered=FALSE)
data$SO05 = factor(data$SO05, levels=c("1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","-9"), labels=c("Land- und Forstwirtschaft, Fischerei","Verarbeitendes Gewerbe","Energieversorgung","Wasserversorgung; Abwasser- und Abfallentsorgung","Baugewerbe","Handel; Instandhaltung und Reparatur von Kfz","Verkehr und Lagerei","Gastgewerbe","Information und Kommunikation","Erbringung von Finanz- und Versicherungsdienstleistungen","Grundstücks- und Wohnungswesen","Erbringung von freiberuflichen, wissenschaftlichen und technischen Dienstleistungen","Öffentliche Verwaltung, Verteidigung; Sozialversicherung","Erziehung und Unterricht","Gesundheits- und Sozialwesen","Kunst, Unterhaltung und Erholung","Sonstiges","[NA] nicht beantwortet"), ordered=FALSE)
data$SO06 = factor(data$SO06, levels=c("1","2","3","4","5","6","-9"), labels=c("< 10","10 - 49","50 - 99","100 - 249","250 - 500","> 500","[NA] nicht beantwortet"), ordered=FALSE)
data$SO07 = factor(data$SO07, levels=c("1","2","3","4","5","6","7","8","9","10","11","12","13","14","-9"), labels=c("Forschung/Entwicklung","Einkauf/Beschaffung","Produktion/Leistungserstellung","Logistik","Marketing/Vertrieb","Finanzierung/Controlling","Unternehmensleitung/Strategie","Consulting","Personalwesen","Verwaltung","Presse/Öffentlichkeitsarbeit","Sonstiges","Compliance/Recht","Softwareentwicklung/IT","[NA] nicht beantwortet"), ordered=FALSE)
data$ZF01 = factor(data$ZF01, levels=c("1","2","-9"), labels=c("Vollzeit","Teilzeit","[NA] nicht beantwortet"), ordered=FALSE)
data$ZF02 = factor(data$ZF02, levels=c("1","2","3","4","-9"), labels=c("feste Arbeitszeiten","wechselnde Arbeitszeiten/Schichtarbeit","flexible Arbeitszeiten mit Kernzeit","flexibe Arbeitszeiten ohne Kernzeit","[NA] nicht beantwortet"), ordered=FALSE)
attr(data$IT01_01,"1") = "niemals [1]"
attr(data$IT01_01,"2") = "[2]"
attr(data$IT01_01,"3") = "[3]"
attr(data$IT01_01,"4") = "[4]"
attr(data$IT01_01,"5") = "mehrmals täglich [5]"
attr(data$IT01_01,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_02,"1") = "niemals [1]"
attr(data$IT01_02,"2") = "[2]"
attr(data$IT01_02,"3") = "[3]"
attr(data$IT01_02,"4") = "[4]"
attr(data$IT01_02,"5") = "mehrmals täglich [5]"
attr(data$IT01_02,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_03,"1") = "niemals [1]"
attr(data$IT01_03,"2") = "[2]"
attr(data$IT01_03,"3") = "[3]"
attr(data$IT01_03,"4") = "[4]"
attr(data$IT01_03,"5") = "mehrmals täglich [5]"
attr(data$IT01_03,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_04,"1") = "niemals [1]"
attr(data$IT01_04,"2") = "[2]"
attr(data$IT01_04,"3") = "[3]"
attr(data$IT01_04,"4") = "[4]"
attr(data$IT01_04,"5") = "mehrmals täglich [5]"
attr(data$IT01_04,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_07,"1") = "niemals [1]"
attr(data$IT01_07,"2") = "[2]"
attr(data$IT01_07,"3") = "[3]"
attr(data$IT01_07,"4") = "[4]"
attr(data$IT01_07,"5") = "mehrmals täglich [5]"
attr(data$IT01_07,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_08,"1") = "niemals [1]"
attr(data$IT01_08,"2") = "[2]"
attr(data$IT01_08,"3") = "[3]"
attr(data$IT01_08,"4") = "[4]"
attr(data$IT01_08,"5") = "mehrmals täglich [5]"
attr(data$IT01_08,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_09,"1") = "niemals [1]"
attr(data$IT01_09,"2") = "[2]"
attr(data$IT01_09,"3") = "[3]"
attr(data$IT01_09,"4") = "[4]"
attr(data$IT01_09,"5") = "mehrmals täglich [5]"
attr(data$IT01_09,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_10,"1") = "niemals [1]"
attr(data$IT01_10,"2") = "[2]"
attr(data$IT01_10,"3") = "[3]"
attr(data$IT01_10,"4") = "[4]"
attr(data$IT01_10,"5") = "mehrmals täglich [5]"
attr(data$IT01_10,"-1") = "keine Antwort / weiß nicht"
attr(data$IT01_11,"1") = "niemals [1]"
attr(data$IT01_11,"2") = "[2]"
attr(data$IT01_11,"3") = "[3]"
attr(data$IT01_11,"4") = "[4]"
attr(data$IT01_11,"5") = "mehrmals täglich [5]"
attr(data$IT01_11,"-1") = "keine Antwort / weiß nicht"
attr(data$IT02_01,"1") = "niemals [1]"
attr(data$IT02_01,"2") = "[2]"
attr(data$IT02_01,"3") = "[3]"
attr(data$IT02_01,"4") = "[4]"
attr(data$IT02_01,"5") = "mehrmals täglich [5]"
attr(data$IT02_01,"-1") = "keine Antwort / weiß nicht"
attr(data$IT02_15,"1") = "niemals [1]"
attr(data$IT02_15,"2") = "[2]"
attr(data$IT02_15,"3") = "[3]"
attr(data$IT02_15,"4") = "[4]"
attr(data$IT02_15,"5") = "mehrmals täglich [5]"
attr(data$IT02_15,"-1") = "keine Antwort / weiß nicht"
attr(data$IT02_03,"1") = "niemals [1]"
attr(data$IT02_03,"2") = "[2]"
attr(data$IT02_03,"3") = "[3]"
attr(data$IT02_03,"4") = "[4]"
attr(data$IT02_03,"5") = "mehrmals täglich [5]"
attr(data$IT02_03,"-1") = "keine Antwort / weiß nicht"
attr(data$IT02_14,"1") = "niemals [1]"
attr(data$IT02_14,"2") = "[2]"
attr(data$IT02_14,"3") = "[3]"
attr(data$IT02_14,"4") = "[4]"
attr(data$IT02_14,"5") = "mehrmals täglich [5]"
attr(data$IT02_14,"-1") = "keine Antwort / weiß nicht"
attr(data$IT02_13,"1") = "niemals [1]"
attr(data$IT02_13,"2") = "[2]"
attr(data$IT02_13,"3") = "[3]"
attr(data$IT02_13,"4") = "[4]"
... etc.