A sociological survey by “Trend” agency outlines in detail the electoral behaviour and composition of voters who supported “Progressive Bulgaria ”, showing significant shifts across party lines, age groups and timing of decision-making. According to the data, a notable share of voters made their choice very late in the campaign. Around 15 percent decided either in the final days before the vote (7.8 percent) or on election day itself (6.9 percent), indicating a relatively fluid and undecided