Advance results
The CIS makes 'Previews of results' of its surveys available to the public, with provisional data. These Advances contain the following documents: the technical sheet of the study, the relative frequencies of each of the questions and their cross-sections by certain sociodemographic, political and socioeconomic variables; Some of them being: sex, age, level of education, size of municipality, voting memory or ideological self-location. Furthermore, in those surveys that have voting intentions, a sheet estimating electoral results is also included in accordance with the type of elections in question (general, regional, municipal or European elections).