• 2016 Spring
  • Australia
  • Canada
  • China
  • France
  • Germany
  • Greece
  • Hungary
  • India
  • Italy
  • Japan
  • Kenya
  • Netherlands
  • Nigeria
  • Poland
  • South Africa
  • Spain
  • Sweden
  • United Kingdom
  • United States
• 2015 Spring
  • Argentina
  • Australia
  • Brazil
  • Burkina Faso
  • Canada
  • Chile
  • China
  • Ethiopia
  • France
  • Germany
  • Ghana
  • India
  • Indonesia
  • Israel
  • Italy
  • Japan
  • Jordan
  • Kenya
  • Lebanon
  • Malaysia
  • Mexico
  • Nigeria
  • Pakistan
  • Palestinian territories
  • Peru
  • Philippines
  • Poland
  • Russia
  • Senegal
  • South Africa
  • South Korea
  • Spain
  • Tanzania
  • Turkey
  • Uganda
  • Ukraine
  • United Kingdom
  • United States
  • Venezuela
  • Vietnam
• spring 2014
• Argentina, Bangladesh, Brazil, Chile, China, Colombia, Egypt, El Salvador, France, Germany, Ghana, Greece, India, Indonesia, Israel, Italy, Japan, Jordan, Kenya, Lebanon, Malaysia, Mexico, Nicaragua, Nigeria, Pakistan, Palestinian territories, Peru, Philippines, Poland, Russia, Senegal, South Africa, South Korea, Spain, Tanzania, Thailand, Tunisia, Turkey, Uganda, Ukraine, United Kingdom, United States, Venezuela, Vietnam
• spring 2013
• Argentina, Australia, Bolivia, Brazil, Britain, Canada, Chila, China, Czech Republic, Egypt, El Salvador, France, Germany, Ghana, Greece, Indonesia, Israel, Italy, Japan, Jordan, Kenya, Lebanon, Malaysia, Mexico, Nigeria, Pakistan, Palestinian territories, Philippines, Poland, Russia, Senegal, South Africa, South Korea, Spain, Tunisia, Turkey, Uganda, United States, Venezuela.
• spring 2012

Brazil, Britain, China, Czech Republic, Egypt, France, Germany, Greece, India, Italy, Japan, Jordan, Lebanon, Mexico, Pakistan, Poland, Russia, Spain, Tunisia, Turkey, United States

• spring 2011
• Brazil, Britain, China, Egypt, France, Germany, India, Indonesia, Israel, Japan, Jordan, Kenya, Lebanon, Lithuania, Mexico, Pakistan, Palestinian territories, Poland, Russia, Spain, Turkey, Ukraine, United States
• spring 2010
• Argentina, Brazil, Britain, China, Egypt, France, Germany, India, Indonesia, Japan, Jordan, Kenya, Lebanon, Mexico, Nigeria, Pakistan, Poland, Russia, South Korea, Spain, Turkey, United States.
• fall 2009
• Britain, Bulgaria, Czech Republic, France, Germany, Hungary, Italy, Lithuania, Poland, Russia, Slovakia, Spain, Ukraine, United States.
• spring 2009
• Argentina, Brazil, Britain, Canada, China, Egypt, France, Germany, India, Indonesia, Israel, Japan, Jordan, Kenya, Lebanon, Mexico, Nigeria, Pakistan, Palestinian territories, Poland, Russia, South Korea, Spain, Turkey, US.
• spring 2008
• Argentina, Australia, Brazil, Britain, China, Egypt, France, Germany, India, Indonesia, Japan, Jordan, Lebanon, Mexico, Nigeria, Pakistan , Poland, Russia, South Africa, South Korea, Spain, Tanzania, Turkey, United States.
• spring 2007
• Argentina, Bangladesh, Bolivia, Brazil, Britain, Bulgaria, Canada, Chile, China, Czech Republic, Egypt, Ethiopia, France, Germany, Ghana, India, Indonesia, Israel, Italy, Ivory Coast, Japan, Jordan, Kenya, Kuwait, Lebanon, Malaysia, Mali, Mexico, Morocco, Nigeria, Pakistan, Palestinian territories, Peru, South Africa, Poland, Russia, Senegal, Slovakia, South Korea, Spain, Sweden, Tanzania, Turkey, Uganda, Ukraine, United States, Venezuela.
• spring 2006
• United States, Russia, Nigeria, China, Japan, India, Turkey, Indonesia, Pakistan, Jordan, Egypt, Great Britain, France, Germany, Spain.
• spring 2005
• Britain, Canada, China, France, Germany, India, Indonesia, Jordan, Lebanon, Morocco, Netherlands, Pakistan, Poland, Russia, Spain, Turkey, United States.
• spring 2004
• Britain, France, Germany, United States, Russia, Jordan, Turkey, Morocco, Pakistan.
• spring 2003 1
• Britain, France, Germany, Italy, Poland, Russia, Spain, Turkey.
• spring 2003 2
• Australia, Brazil, Britain, Canada, France, Germany, Indonesia, Israel, Italy, Jordan, Kuwait, Lebanon, Morocco, Nigeria, Pakistan, Palestinian Authority, Russia, South Korea, Spain, Turkey, USA.
• spring 2002
• United States, Britain, Italy, Germany, France.
• summer 2002
• Angola, Argntina, Bangladesh, Bolivia, Brazil, Britain, Bulgaria, Canada, China, Czech Republic, Egypt, France, Germany, Ghana, Guatemala, Honduras, India, Indonesia, Italy, Ivory Coast, Japan, Jordan, Kenya, Lebanon, Mali, Mexico, Nigeria, Pakistan, Peru, Philippines, Poland, Russia, Senegal, Slovak Republic, South Africa, South Korea, Tanzania, Turkey, Uganda, Ukraine, United States, Uzbekistan, Venezuela, Vietnam.
• fall 2002
• United States, Britain, France, Germany, Russia, Turkey.
• 2001 Summer
  • United States
  • Britain
  • Italy
  • Germany
  • France