Ámbito geográfico
ARGENTINA
28
LATIN AMERICA
13
UNITED STATES
13
BRAZIL
6
GERMANY
4
ISRAEL
3
CANADA
2
GREAT BRITAIN
2
AMÉRICA LATINA
1
CONO SUR DE AMÉRICA DEL SUR
1
EUROPE, CENTRAL
1
EUROPE, EASTERN
1
EUROPEAN ECONOMIC COMMUNITY COUNTRIES
1
FORMER SOVIET REPUBLICS
1
GRAN BRETAÑA
1
PERU
1
SOUTHERN CONE OF SOUTH AMERICA
1