B Visa Refusal Statistics for 2010
The following statistics released by USDOS note the percentage of B visas that were refused by US consulates world-wide.
Afghanistan 56.0%
Albania 37.7%
Algeria 21.9%
Andorra 100.0%
Angola 21.4%
Antigua and Barbuda 19.7%
Argentina 3.1%
Armenia 51.4%
Australia 23.7%
Austria 11.5%
Azerbaijan 13.5%
Bahrain 4.1%
Bangladesh 36.4%
Barbados 10.2%
Belarus 19.7%
Belgium 13.2%
Belize 33.4%
Benin 39.7%
Bhutan 64.1%
Bolivia 23.8%