country code 3-character
country identifier
intl. school id
intl. student id
pisa assessment cycle (2 digits + 2 character assessment type - ms/ft)
national centre 6-digit code
stratum id 5-character (cnt + original stratum id)
adjudicated sub-region code 7-digit code (3-digit country code + region id + str
oecd country
mode of respondent
financial literacy option
ict questionnaire option
well-being questionnaire option
une heure option
language of questionnaire
form identifier
effort questions - timing (after cognitive assessment)
total time: stintro1
total time: st001
total time: st003
total time: st004
total time: st002
total time: st250
total time: st251
total time: st253
total time: st254
total time: st255
total time: st256
total time: st230
total time: st005
total time: st006
total time: st007
total time: st008
total time: st014
total time: st015
total time: st258
total time: st259
total time: st226
total time: st125
total time: st126
total time: st127
total time: st260
total time: st261
total time: st062
total time: st267
total time: st034
total time: st038
total time: st265
total time: st266
total time: st294
total time: st295
total time: st300
total time: st307
total time: st309
total time: st301
total time: st343
total time: st311
total time: st315
total time: st303
total time: st305
total time: st345
total time: st313
total time: st326
total time: st322
total time: st016
total time: st327
total time: st329
total time: st330
total time: st324
total time: st019
total time: st021
total time: st022
total time: st059
total time: st272
total time: st273
total time: st270
total time: st285
total time: st283
total time: st275
total time: st276
total time: st290
total time: st291
total time: st289
total time: st292
total time: st293
total time: st268
total time: st263
total time: st296
total time: st297
total time: st334
total time: st335
total time: st336
total time: st337
total time: st338
total time: st339
total time: st340
total time: st341
total time: st342
total time: st347_tt
total time: st348_tt
total time: st349_tt
total time: st350_tt
total time: st351_tt
total time: st352_tt
total time: st353_tt
total time: st354_tt
total time: st355_tt
total time: st356_tt
total time: st331
total time: stend01
total time: flintro1
total time: fl150
total time: fl159
total time: fl160
total time: fl161
total time: fl162
total time: fl163
total time: fl164
total time: fl166
total time: fl167
total time: fl169
total time: fl170
total time: fl171
total time: fl172
total time: fl174
total time: flend01
total time: icintro1
total time: ic170
total time: ic171
total time: ic172
total time: ic173
total time: ic174
total time: ic175
total time: ic176
total time: ic177
total time: ic178
total time: ic179
total time: ic180
total time: ic181
total time: ic182
total time: ic183
total time: ic184
total time: icend01
total time: wbintro1
total time: wb031
total time: wb032
total time: wb150
total time: wb151
total time: wb152
total time: wb153
total time: wb154
total time: wb155
total time: wb156
total time: wb158
total time: wb160
total time: wb161
total time: wb162
total time: wb163
total time: wb164
total time: wb165
total time: wb166
total time: wb167
total time: wb168
total time: wb171
total time: wb172
total time: wb173
total time: wb176
total time: wb177
total time: wb178
total time: wbend01
date of the database creation