Variable Dictionary

Each variable includes a short metadata table (type, number of distinct values, and a definition).

Categorical variables show a full Value → Count table.
Numeric variables show a statistics table: min, q25, median, q75, max, mean, std.

ISCO-08

Attribute	Value
Type	Numeric
Distinct values	53
Definition	ISCO‑08 2‑digit occupational code (sub‑major group).

ISCO-08 codes can be seen at Annex — ISCO-08 Sub-Major Groups

ISCO-08_Title

Attribute	Value
Type	Categorical
Distinct values	53
Definition	ISCO‑08 2‑digit sub-major group title corresponding to ISCO-08

Value	Count
Business and Administration Associate Professionals	41742
Sales Workers	36690
Teaching Professionals	35640
Business and Administration Professionals	28658
Personal Services Workers	28465
General and Keyboard Clerks	25715
Science and Engineering Professionals	21667
Legal, Social and Cultural Professionals	20331
Science and Engineering Associate Professionals	20067
Personal Care Workers	19837
Drivers and Mobile Plant Operators	18757
Health Professionals	18685
Cleaners and Helpers	18385
Numerical and Material Recording Clerks	17566
Building and Related Trades Workers (excluding Electricians)	17145
Metal, Machinery and Related Trades Workers	16115
Market-oriented Skilled Agricultural Workers	16010
Health Associate Professionals	15355
Information and Communications Technology Professionals	15137
Labourers in Mining, Construction, Manufacturing and Transport	14917
Stationary Plant and Machine Operators	12762
Production and Specialized Services Managers	12591
Food Processing, Woodworking, Garment and Other Craft and Related Trades Workers	11430
Legal, Social, Cultural and Related Associate Professionals	11207
Customer Services Clerks	11120
Administrative and Commercial Managers	9425
Protective Services Workers	8918
Electrical and Electronics Trades Workers	7845
Hospitality, Retail and Other Services Managers	7675
Refuse Workers and Other Elementary Workers	7421
Information and Communications Technicians	6803
Chief Executives, Senior Officials and Legislators	6508
Agricultural, Forestry and Fishery Labourers	6217
Other Clerical Support Workers	5536
Assemblers	5272
Food Preparation Assistants	4880
Handicraft and Printing Workers	3626
Armed Forces Occupations, Other Ranks	1608
Market-oriented Skilled Forestry, Fishery and Hunting Workers	1393
Non-commissioned Armed Forces Officers	1182
Commissioned Armed Forces Officers	924
Street and Related Sales and Services Workers	462
Professionals	351
Technicians and Associate Professionals	313
Armed Forces Occupations	159
Managers	115
Elementary Occupations	74
Subsistence Farmers, Fishers, Hunters and Gatherers	53
Craft and Related Trades Workers	23
Clerical Support Workers	17
Services And Sales Workers	4
Plant and Machine Operators and Assemblers	3
Skilled Agricultural, Forestry and Fishery Workers	1

ORIGIN

Attribute	Value
Type	Categorical
Distinct values	2
Definition	National or Foreigner, derived from the parents’ countries (National if both parents are the survey country; Foreigner otherwise).

Value	Count
National	496203
Foreigner	96599

COUNTRY

Attribute	Value
Type	Categorical
Distinct values	24
Definition	Country of survey (SCL GEO apha-2 code) used as the geographical unit for aggregation.

Value	Count
IT	98567
DE	74795
AT	50969
PL	43291
HU	36343
CH	30287
SE	27958
RO	27870
ES	25348
DK	24627
FR	24418
SI	15903
PT	15585
LT	15503
BE	12444
HR	9877
CY	9602
FI	8851
BG	8247
EL	7587
EE	7536
LU	7181
NO	6045
LV	3968

SEX

Attribute	Value
Type	Categorical
Distinct values	2
Definition	Sex of the respondent (Male/Female).

Value	Count
Male	302364
Female	290438

AGE

Attribute	Value
Type	Numeric
Distinct values	75
Definition	Age in completed years at reference time.

min	15
q25	34
median	44
q75	54
max	89
mean	43.9
std	13.05

AGE_GROUPS

Attribute	Value
Type	Categorical
Distinct values	6
Definition	Standard age bands (14–19, 20–29, 30–39, 40–49, 50–59, 60+) derived from AGE in AES and LFS; SES already provided in these bins.

Value	Count
14-19	11780
20-29	148253
30-39	145618
40-49	127170
50-59	86275
60+	73706

HATLEVEL

Attribute	Value
Type	Categorical
Distinct values	5
Definition	Highest level of education grouped to G1–G4. See Annex HATLEVEL for ISCED mapping.

Value	Count
Group 1	85405
Group 2	268426
Group 3	116617
Group 4	122454

LOCSIZEFIRM

Attribute	Value
Type	Categorical
Distinct values	3
Definition	Size of the employing local unit by number of employees.

Value	Count
1_49	199312
50_249	124146
GE_250	100466

FTPT

Attribute	Value
Type	Categorical
Distinct values	2
Definition	Working time — Full‑time or Part‑time.

Value	Count
Full-time job	469272
Part-time job	123530

EMPSTAT

Attribute	Value
Type	Categorical
Distinct values	1
Definition	Employment status.

Value	Count
Employed	592802

ILOSTAT

Attribute	Value
Type	Categorical
Distinct values	1
Definition	ILO employment status.

Value	Count
Employed	592802

TEMP

Attribute	Value
Type	Categorical
Distinct values	3
Definition	Contract type — Permanent, Fixed‑term, or Not applicable.

Value	Count
Permanent job	423533
Not applicable	91506
Fixed-term job	77763

TEMPDUR

Attribute	Value
Type	Categorical
Distinct values	9
Definition	Duration band for fixed‑term contracts; “Not applicable” for permanent jobs.

Value	Count
Not applicable	515039
< 1 month	2919
1 – 3 month	6670
3 – 6 month	11674
6 – 12 month	22197
12 – 18 month	13928
18 – 24 month	3392
24 – 36 month	5519
> 36 month	11464

N_instances

Attribute	Value
Type	Numeric
Distinct values	286
Definition	Number of source‑identical rows collapsed into this merged record.

min	1
q25	1
median	1
q75	1
max	2200
mean	2.08
std	16.79

CITIZENSHIP

Attribute	Value
Type	Categorical
Distinct values	41
Definition	Citizenship code — country codes plus supra‑national/grouping labels (e.g., EU27_2020, EFTA) and world‑region aggregates. See Appendix COUNTRY for legend.

Value	Count
IT	85809
DE	64159
PL	42508
AT	40406
HU	35995
EU27_2020	29217
SE	27829
RO	27781
ES	23541
DK	22992
FR	22882
CH	20466
SI	15619
LT	15181
PT	14870
BE	12153
EUR_NEU27_2020_NEFTA	11428
HR	9821
FI	8553
BG	8232
EE	7426
EL	7248
CY	7245
NO	5999
ASI_SSE	4155
LU	4124
LV	3578
AFR_OTH	2320
AFR_N	2282
AME_S	2276
ASI_NME	2018
EUR_NEU27_2020	1638
ASI_E	1318
AME_C_CRB	562
AME_N	414
EFTA	376
AME_LAT	142
ASI_ESSE	98
OCE	81
AME_N_OCE	32
AFR_N_ASI_NME	28

COUNTRY_FATHER

Attribute	Value
Type	Categorical
Distinct values	42
Definition	Father’s country (country codes and regional groupings. See Appendix COUNTRY for legend.); “NOT APPLICABLE” where unavailable.

Value	Count
IT	80369
DE	49248
EU27_2020	45991
PL	41847
AT	34369
HU	34363
RO	27666
EUR_NEU27_2020_NEFTA	25861
SE	24096
ES	22000
DK	21336
FR	19712
CH	15299
SI	14288
LT	14187
PT	14019
BE	10697
HR	8372
FI	8226
BG	8210
EE	7354
EL	7002
CY	6662
ASI_SSE	6288
ASI_NME	5826
NO	5817
AFR_N	5789
EUR_NEU27_2020	5013
AFR_OTH	4747
AME_S	4719
LV	3041
LU	2377
NOT APPLICABLE	1782
ASI_E	1690
AME_C_CRB	1125
EFTA	817
AME_N	792
AFR_N_ASI_NME	773
AME_LAT	448
ASI_ESSE	344
AME_N_OCE	122
OCE	118

COUNTRY_MOTHER

Attribute	Value
Type	Categorical
Distinct values	42
Definition	Mother’s country (country codes and regional groupings. See Appendix COUNTRY for legend.); “NOT APPLICABLE” where unavailable.

Value	Count
IT	79223
DE	50020
EU27_2020	46729
PL	41898
HU	34325
AT	34143
RO	27678
EUR_NEU27_2020_NEFTA	25664
SE	24016
ES	21941
DK	21443
FR	19967
CH	15162
SI	14538
LT	14252
PT	13913
BE	10720
HR	8314
FI	8282
BG	8205
EE	7370
EL	6958
CY	6574
ASI_SSE	6435
NO	5769
ASI_NME	5481
AFR_N	5359
AME_S	5150
AFR_OTH	4843
EUR_NEU27_2020	4811
LV	3050
LU	2388
NOT APPLICABLE	1782
ASI_E	1768
AME_C_CRB	1220
EFTA	989
AFR_N_ASI_NME	681
AME_N	621
AME_LAT	461
ASI_ESSE	416
OCE	167
AME_N_OCE	76

HATFIELD

Attribute	Value
Type	Categorical
Distinct values	11
Definition	Field of the highest level of education successfully completed.

Value	Count
Services	126950
Engineering, manufacturing and construction	118774
Business, administration and law	104808
Generic programmes and qualifications	59030
Health and welfare	46436
Arts and humanities	30117
Social sciences, journalism and information	29142
Education	26679
Agriculture, forestry, fisheries and veterinary	18545
Natural sciences, mathematics and statistics	16401
Information and Communication technologies (ICTs)	15920

MAINSTAT

Attribute	Value
Type	Categorical
Distinct values	8
Definition	Self‑defined main activity status at reference time.

Value	Count
Employed	545063
Student, pupil	14764
Other	11595
Retired	9582
Fulfilling domestic tasks	6780
Unemployed	2865
Unable to work due to long-standing health problems	2051
Compulsory military or civilian service	102

JOBSTAT

Attribute	Value
Type	Categorical
Distinct values	3
Definition	Status in employment — Employee, Self‑employed, or Family worker (unpaid).

Value	Count
Employee	501296
Self-employed person	84710
Family worker (unpaid)	6796

COUNTRY_BIRTH

Attribute	Value
Type	Categorical
Distinct values	41
Definition	Country of birth (country codes and regional groupings. See Annex COUNTRY for legend).

Value	Count
IT	78810
DE	57996
PL	42394
AT	37822
EU27_2020	35207
HU	34848
RO	27750
SE	26740
DK	22045
ES	21555
FR	21544
CH	19006
EUR_NEU27_2020_NEFTA	18889
SI	15395
LT	14728
PT	12835
BE	11822
HR	8812
FI	8234
BG	8208
EE	7455
EL	6937
CY	6530
NO	5935
ASI_SSE	5589
AME_S	5425
ASI_NME	5203
AFR_OTH	4769
AFR_N	3933
LV	3569
LU	3276
EUR_NEU27_2020	2865
ASI_E	1688
EFTA	1517
AME_C_CRB	1130
AME_N	1045
AFR_N_ASI_NME	443
AME_LAT	318
OCE	250
ASI_ESSE	205
AME_N_OCE	80

NUMJOB

Attribute	Value
Type	Categorical
Distinct values	3
Definition	Number of simultaneous jobs held by the respondent.

Value	Count
Only one job	557744
Two jobs	31234
Three jobs or more	3824

HOMEWORK

Attribute	Value
Type	Categorical
Distinct values	3
Definition	Frequency of working from home (mainly/sometimes/never).

Value	Count
Never works at home	443427
Sometimes works at home	91707
Mainly works at home	57668

ANNUAL_EARNINGS_mean

Attribute	Value
Type	Numeric
Distinct values	13615
Definition	Mean of annual earnings within each merge key (EUR).

min	0
q25	3408.39
median	15849.85
q75	34519.67
max	1181303.7
mean	31727.33
std	64994.60

ANNUAL_EARNINGS_median

Attribute	Value
Type	Numeric
Distinct values	13403
Definition	Median of annual earnings within each merge key (EUR).

min	0
q25	3076.92
median	14655.34
q75	33060.0
max	952450.0
mean	30117.61
std	64704.44

ANNUAL_EARNINGS_std

Attribute	Value
Type	Numeric
Distinct values	13265
Definition	Standard deviation of annual earnings within each merge key (EUR).

min	0
q25	1509.81
median	7408.08
q75	14391.59
max	876322.59
mean	16215.96
std	36121.17

ANNUAL_EARNINGS_min

Attribute	Value
Type	Numeric
Distinct values	10844
Definition	Minimum observed annual earnings within each merge key (EUR).

min	0
q25	125.12
median	1213.33
q75	3229.33
max	277338.0
mean	2663.25
std	5291.52

ANNUAL_EARNINGS_max

Attribute	Value
Type	Numeric
Distinct values	13117
Definition	Maximum observed annual earnings within each merge key (EUR).

min	0
q25	8911.58
median	57076.67
q75	143398.0
max	7097938.0
mean	158823.09
std	349759.03

MONTHLY_EARNINGS_mean

Attribute	Value
Type	Numeric
Distinct values	13265
Definition	Mean of monthly earnings within each merge key (EUR).

min	0
q25	317.1
median	1331.02
q75	2821.71
max	98206.91
mean	2832.45
std	6348.97

MONTHLY_EARNINGS_median

Attribute	Value
Type	Numeric
Distinct values	11101
Definition	Median of monthly earnings within each merge key (EUR).

min	0
q25	283.01
median	1202.19
q75	2665.01
max	80325.0
mean	2655.01
std	6059.04

MONTHLY_EARNINGS_std

Attribute	Value
Type	Numeric
Distinct values	12639
Definition	Standard deviation of monthly earnings within each merge key (EUR).

min	0
q25	102.77
median	511.63
q75	1046.37
max	67526.72
mean	1092.68
std	2293.62

MONTHLY_EARNINGS_min

Attribute	Value
Type	Numeric
Distinct values	6519
Definition	Minimum observed monthly earnings within each merge key (EUR).

min	0
q25	28.0
median	393.43
q75	803.0
max	28576.0
mean	868.17
std	2171.33

MONTHLY_EARNINGS_max

Attribute	Value
Type	Numeric
Distinct values	12026
Definition	Maximum observed monthly earnings within each merge key (EUR).

min	0
q25	752.63
median	4677.0
q75	11107.25
max	582295.0
mean	12358.89
std	26298.01

HOURLY_EARNINGS_mean

Attribute	Value
Type	Numeric
Distinct values	4277
Definition	Mean of hourly earnings within each merge key (EUR).

min	0
q25	1.89
median	9.84
q75	18.16
max	777.64
mean	19.63
std	44.87

HOURLY_EARNINGS_median

Attribute	Value
Type	Numeric
Distinct values	4085
Definition	Median of hourly earnings within each merge key (EUR).

min	0
q25	1.67
median	9.03
q75	17.13
max	781.88
mean	18.43
std	42.68

HOURLY_EARNINGS_std

Attribute	Value
Type	Numeric
Distinct values	2752
Definition	Standard deviation of hourly earnings within each merge key (EUR).

min	0
q25	0.57
median	3.01
q75	6.38
max	643.33
mean	6.95
std	15.83

HOURLY_EARNINGS_min

Attribute	Value
Type	Numeric
Distinct values	2664
Definition	Minimum observed hourly earnings within each merge key (EUR).

min	0
q25	0.63
median	2.68
q75	6.71
max	213.64
mean	6.99
std	16.21

HOURLY_EARNINGS_max

Attribute	Value
Type	Numeric
Distinct values	6914
Definition	Maximum observed hourly earnings within each merge key (EUR).

min	0
q25	4.88
median	30.0
q75	71.77
max	20305.01
mean	97.67
std	399.81