[elecena] ISOSTAT - zmiany ceny ISOSTAT - 2.44 PLN https://elecena.pl/product/1218483/isostat 2010-11-19 ISOSTAT - 2.46 PLN https://elecena.pl/product/1218483/isostat 2011-01-04 ISOSTAT - 3.53 PLN https://elecena.pl/product/1218483/isostat 2017-02-26 ISOSTAT - 3.50 PLN https://elecena.pl/product/1218483/isostat 2026-08-11