for 1991 were 2764 divided as follows:

Argentine 2

Belgium 15

Czechoslovakia 56

France 3

Germany 1

Great Britain 1

Greece 1

Hungary 36

Italy 2,418

Ivory Coast 3

Jugoslavia 14

Luxembourg 1

Poland 1

Portugal 7

Rymania 22

Spain 4

Suviet Union 178

United States 1

------

Totale: 2,764