The average gross monthly wage in the first quarter of 2022 was PLN 6,235.22 (EUR 1,336), the Warsaw-based statistics agency said.

The figure was 4% up on the final quarter of last year, according to the office.

Polish inflation stood at 12.3% in year-on-year in April, hitting the highest level this century, according to a flash estimate released by GUS at the end of last month.