India 's foreign exchange remittances of US $70 billion in 2014 contributed to its economy by 25 million Indians working in foreign countries .
India 's foreign exchange remittances of US $70 billion in 2014 are the largest in the world .
India 's foreign exchange remittances of US $70 billion in 2014 , the largest in the world , contributed to its economy by 25 million Indians working in foreign countries .