"Top 10 Sources of Migrants, 2019—Asia (million)"
"Figure 5.2"

Rank,Source,2019,2005,1990
10,Viet Nam,2.7,2.1,1.2
9,Myanmar,3.7,1.8,0.7
8,Kazakhstan,4.0,3.7,3.0
7,Indonesia,4.5,2.8,1.6
6,Afghanistan,5.1,3.9,6.8
5,Philippines,5.4,3.7,2.0
4,Pakistan,6.3,3.9,3.3
3,Bangladesh,7.8,5.8,5.5
2,PRC,10.7,7.3,4.2
1,India,17.5,9.6,6.6


"Source: ADB calculations using data from United Nations. Department of Economic and Social Affairs, Population Division. International Migrant Stock: The 2019 Revision. https://www.un.org/en/development/desa/population/migration/data/estimates2/estimates19.asp (accessed May 2020)."

Asian Economic Integration Report | Data Catalogue
Asia Regional Integration Center. Economic Research and Regional Cooperation Department (ERCD).
ASIAN DEVELOPMENT BANK