According to CSO statistics, prices for home purchases (older ones, including land and new ones, but those are basically only in Prague - for the rest of the country, see our stats on the
CBA Monitor from Flat Zone) have risen 10.8% year-over-year in the last four quarters, jumping 13.5% in the last three years and 60.2% in the last five years. In the last decade, it's up 147%, or 162% in the last 15 years.