The chart indicates the current members of the European Parliament after the 2014 elections.
The Members of the European Parliament sit in political groups; they are not organized by nationality, but by political affiliation.
There are currently 7 political groups in the European Parliament:
EPP – European People’s Party
S&D – Progressive Alliance of Socialists and Democrats
ECR – European Conservatives and Reformists
ALDE – Alliance of Liberals and Democrats for Europe
GUE-NGL – European United Left-Nordic Green Left
Greens-EFA – The Greens-European Free Alliance
EFDD – Europe of Freedom and Direct Democracy
NI – Non-Inscrits
Source: mti.hu