According to the research conducted by the Kyiv International Institute of Sociology in the period from 2001 to 2012. All the studies were conducted by the same method. The sample for these researches is representative for the population of Ukraine aged 18 years and older. The study of 2012 was held in the period of February 10–19; 2029 respondents were interviewed.

In the event of a referendum on Ukraine's accession to the EU, there are more Ukrainians who are ready to vote "for" than "against" (40% vs. 33%). Supporters of EU membership dominate in the Western and Central regions (67% vs. 13% and 46% vs. 26%); and the ones who are against the accession live in the Southern and Eastern regions (45% vs. 22% and 50% vs. 24%).

KIIS conducted nationwide poll during the period of February 09-19, 2012. 2031 respondents were interviewed; the survey covered all regions of Ukraine (including the city of Kyiv) and Crimea; sample was random and representative for the population of Ukraine aged 18 years and older.

KIIS conducted nationwide poll during the period of February 09–19, 2012. 2031 respondents were interviewed; the research covered all regions of Ukraine (including the city of Kyiv) and Crimea; sample was random and representative for the population of Ukraine aged 18 years and older.

Imprisonment of Yulia Tymoshenko, the former Prime Minister of Ukraine, calls attention of the general public, not only in Ukraine but also outside our country. The survey conducted by KIIS showed that only 11% of citizens of Ukraine do not have any thoughts on this.