Indians make up large percentages of professionals in several major American companies. Specifically, 38% of doctors in America, 36% of NASA employees, 34% of Microsoft employees, 28% of IBM employees, 17% of Intel employees, and 13% of Xerox employees are Indian. India has the world's oldest continuous civilization and Varanasi is considered the oldest continuously inhabited city in the world. India also has a long history of being one of the world's largest democracies and made significant contributions to fields like grammar, mathematics, and education.