地理覆盖范围 ：Afghanistan, Albania, Algeria, Angola, Argentina, Australia, Austria, Belgium, Benin, Bolivia, Bulgaria, Burkina Faso, Burma, Cambodia, Cameroon, Canada, Central African Republic, Chad, Chile, China (Peoples Republic), Colombia, Costa Rica, Cuba, Cyprus, Democratic Republic of Congo, Denmark, Dominican Republic, Ecuador, El Salvador, Ethiopia, Finland, France, Gabon, Germany, Ghana, Global, Greece, Guatemala, Guinea, Guyana, Haiti, Honduras, Hong Kong, Hungary, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Ivory Coast, Jamaica, Japan, Jordan, Kenya, Kuwait, Laos, Lebanon, Libya, Luxembourg, Madagascar, Malawi, Malaysia, Mali, Mexico, Mongolia, Morocco, Nepal, Netherlands, New Zealand, Nicaragua, Niger, Nigeria, North Korea, Norway, Pakistan, Panama, Paraguay, Peru, Philippines, Poland, Portugal, Romania, Saudi Arabia, Senegal, Sierra Leone, Singapore, Somalia, South Africa, South Korea, South Vietnam, Soviet Union, Spain, Sri Lanka, Sudan, Sweden, Switzerland, Syria, Tanzania, Thailand, Togo, Trinidad and Tobago, Tunisia, Turkey, Uganda, United Arab Emirates, United Kingdom, United States, Uruguay, Venezuela, Yemen, Yugoslavia, Zambia, Zimbabwe 
