Total FDI stock (total) in ASEAN USD 375b. Inflow into ASEAN 2005 is USD 37b.

FDI stock by countries
SG - 186b
MY - 47b
TH - 56b
Vietnam - 31b
Indonesia - 21b

Malaysia is getting less attractive compared to year 2000 when the FDI stock was USD 52b.
Thailand on the other hand gained from USD 30b (2000) to USD 56b (2005)

Vietnam will be joining WTO in 2007 and it will continue to attract FDI as can be seen from their booming economy.