If some of you consider training in Poland, have a look at a Polish CAO website -
Urz?d Lotnictwa Cywilnego - Statystyki Komisji Egzaminacyjnej
At the end of the page you can find 2 links to exam statistics for 2012. Hope that helps you to make a decision. Look at the average score and successful attempt rate. This way you will see who goes for quality and who goes for quantity.