for 1991 were 2915 divided as follows:

Albania 4

Argentine 2

Belgium 20

Canada 1

Czechoslovakia 62

France 2

Germany 1

Great Britain 1

Greece 1

Hungary 51

Italy 2,503

Ivory Coast 3

Jugoslavia 15

Luxembourg 1

Poland 1

Portugal 7

Rymania 36

Spain 4

Suviet Union 200

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Totale: 2,915