for 1991 were 2648 divided as follows:

Argentine 2

Belgium 9

Czechoslovakia 54

France 3

Germany 1

Great Britain 1

Greece 1

Hungary 35

Italy 2,325

Ivory Coast 3

Jugoslavia 14

Luxembourg 1

Poland 1

Portugal 7

Rymania 18

Spain 3

Suviet Union 169

United States 1

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Totale: 2,648