. | . | yes-no-do not know | 4-point scale | 4-point scale | 4-point scale | yes-no-do not know | 4-point scale, 2nd and 3rd points have other wording in Russian | 4-point scale, 2nd and 3rd points have other wording in Russian |
. | . | asked those who desire to change housing conditions | asked those who desire to change housing conditions and don't know | asked those who desire to change housing conditions and don't know | asked those who desire to change housing conditions | asked those who desire to change housing conditions and don't know | asked everybody | asked everybody |