The World Bank just released her last estimates about remittances amount for the year 2013. The forsee a increase of 6.3 percent over 2012, for a total amount of $414 billion. Their blog post also give valuable insights on regional tendencies.  

“The developing world is expected to receive $414 billion in migrant remittances in 2013, an increase of 6.3 percent over the previous year. This is projected to rise to $540 billion by 2016.

Globally, the world’s 232 million international migrants are expected to remit earnings worth $550 billion this year, and over $700 billion by 2016, says the latest issue of the World Bank’s Migration and Development Brief.”

Read the full article on the World Bank’s website