What are the number of approved members worldwide of Asian Infrastructure Investment Bank (AIIB)?

The Asian Infrastructure Investment Bank (AIIB) is a multilateral development bank with a mission to improve social and economic outcomes in Asia. Headquartered in Beijing, we began operations in January 2016 and have now grown to 103 approved members worldwide. By investing in sustainable infrastructure and other productive sectors in Asia and beyond, we will better connect people, services and markets that over time will impact the lives of billions and build a better future.
Source- AIIB