for 1991 were 2783 divided as follows:

Argentine 2

Belgium 17

Czechoslovakia 57

France 3

Germany 1

Great Britain 1

Greece 1

Hungary 38

Italy 2,432

Ivory Coast 3

Jugoslavia 14

Luxembourg 1

Poland 1

Portugal 7

Rymania 22

Spain 4

Suviet Union 178

United States 1

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Totale: 2,783