that`s when we joined the EU
Aaaah, finally it dawns on you... :)
Click on 1989 and see where Poland ends up (in good company between Thailand and Colombia). Compare the numbers to the western European countries and Japan, and you'll know where Poland stood in 1989. Don't get me wrong. It's good that the country makes progress, but there are far too many other factors that influence the picture such as EU funds, Polish workers who left and send home money, lower unemployment rates because so many Poles went to Ireland and the UK, and and and...