Foreigners in India
1. The Home Ministry reports that 352,000 foreigners were registered in India as of December 31, 2007, just 0.03 percent of the population.
2. Students (8.2 percent) accounted for the highest percentage of foreigners in 2006, followed by employees (5.2 percent).
3. The 2001 census revealed that more than 6 million residents were born outside the country (including Indian citizens born abroad), but almost all (5.7 million) were from the neighboring countries of Bangladesh, Pakistan, and Nepal; Sri Lanka and Burma accounted for another 243,000.
4. Only 227,000 individuals were born outside of the region: 28 percent of them in Africa, 25 percent in the Middle East, and only 20 percent in Northern America, Europe, and Oceania combined.
Source: http://www.migrationinformation.org/Profiles/display.cfm?ID=745#16