These surveys was designed, coordinated and analyzed by Baltic Surveys/The Gallup Organization on behalf of IRI.  The field work was carried out by the Institute for Comparative Social Research-Kazakhstan.

The sample design was a multi-stage probability sample.  In stage one the sample was stratified into 16 regions.  In stage two the sample was further stratified into rural, urban and metropolitan sampling units in each region and in stage three primary sampling units (PSUs) were described. 

One hundred and thirty-two interviewers worked on the study, on average completing eight to 13 interviews in one PSU. 

Respondent selection was determined using the closest birthday rule and households were selected using the random route method.  The sample was distributed at the regional level, in rural and urban areas, in all 16 regions of Kazakhstan.

Sample size: 1,520 residents of Kazakhstan

Eligibility criteria: age 18 and older

The margin of error is +/- 2.5 percent at the 95 percent confidence level.

Face-to-face interviews were conducted in Russian, Kazakh and Uzbek languages.