What is the relationship between 'ASEAN' and 'Indonesia' in the context of the input sentence.
Options: founded by, chief executive officer, currency, legal form

The ASEAN region then at an 11% increase was also a very strong performer in the period, and we had particularly noteworthy growth in Indonesia and in India, both of which had roughly 40% increases in income in the period, so very, very strong performance.
founded by