for 1990 were 4107 divided as follows:

Belgium 20

Brazil 2

Burkina Faso 24

Canada 1

Czechoslovakia 249

France 16

Germany 1

Greece 8

Hungary 67

Israel 1

Italy 3,031

Ivory Coast 3

Jugoslavia 132

Poland 17

Portugal 37

Rymania 51

Spain 16

Suviet Union 427

Switzerland 1

United States 2

Venezuela 1

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Totale: 4,107