for 1990 were 3.027 divided as follows:

Belgium 15

Burkina Faso 24

Brazil 2

Czechoslovakia 222

Canada 1

Costa d'Avorio 2

Francia 13

Greece 10

Israel 1

Italy 7

Poland 30

Portugal 1

Romania 2.346

Spain 22

United States 16

Hungary 13

Soviet Union 1

Suisse 234

Yugoslavia 2

Venezuela 62

West Germany 1

-----

Total 3.027