Number of Political Parties in European Parliaments?

Colors:
Red?:1 party
Yellow?:2 parties
Green?:3 parties
Blue?:4 parties
Cyan?:5 parties
Grey?:Occupied (0)
Statistics Overall:
•Total number of countries (countable): 21
(Not counting the 2 under "occupation": Ireland & Russia)
•Total number of parties: 48
•Average number of parties per parliament:
3
Standard deviation: ≈ 1.12
? Distribution of Number of Parties
? Top & Bottom Countries
•Country with the most parties:
?? Poland with 5 parties
•Countries with the fewest parties (1 party):
??Albania, ??Italy, ??Lithuania, ??North Macedonia, ??Slovenia, ??United Kingdom, ??Ukraine
? Geographic Trends
•?Central and Eastern Europe: More common to have 1-2 parties
•?Western and Northern Europe: Tend to have 3-4 parties
•Countries under "occupation": 0 parties (Ireland, Russia)
