In April, the average price of flats on the primary market in Poland's 10 largest cities rose by 8.2% year-on-year and exceeded PLN 14,000 per sqm, according to the Residential Price Barometer of the Tabelaofert pl portal. - according to the Residential Price Barometer of the Tabelaofert.pl portal. Prices increased the most, by 20 percent, in the Silesian Agglomeration.more