Where do Facebook developers come from?

Facebook released a heat map of developers Tuesday at the Le Web conference, showing which countries have high concentrations of Facebook developers and which countries are emerging.

Among the countries with greater than 10,000 developers: the U.S., Canada, Brazil and France. Facebook released the above heat map, showing the concentration of Facebook developers around the globe.

• Countries with 1,000+ developers: Argentina, Austria, Bangladesh, Belgium, Belarus, Bulgaria, Chile, Colombia, Croatia, Czech Republic, Denmark, Egypt, Finland, Greece, Hong Kong, Hungary, Indonesia, Ireland, Malaysia, Mexico, New Zealand, Norway, Pakistan, Peru, Philippines, Portugal, Romania, Serbia, Singapore, Slovakia, South Africa, Sweden, Switzerland, Thailand, Vietnam
• Countries with 5,000+ developers: Australia, China, Italy, Israel, Netherlands, Poland, Russia, South Korea, Spain, Taiwan, Ukraine, Turkey
• Countries with 10,000+ developers: Brazil, Canada, France, Germany, India, Japan, United Kingdom, United States