Bhutan
ngultrum (BTN) per US dollar - 46.6 (2009), 41.487 (2007),
45.279 (2006), 44.101 (2005), 45.317 (2004)
note: the ngultrum is pegged to the Indian rupee
Bolivia
bolivianos (BOB) per US dollar - 7.0699 (2010), 7.07 (2009),
7.253 (2008), 7.8616 (2007), 8.0159 (2006)
Bosnia and Herzegovina
konvertibilna markas (BAM) per US dollar -
1.5088 (2010), 1.4079 (2009), 1.3083 (2008), 1.4419 (2007), 1.5576
(2006)
Botswana
pulas (BWP) per US dollar - 6.7413 (2010), 7.1602 (2009),
6.7907 (2008), 6.2035 (2007), 5.8447 (2006)
Brazil
reals (BRL) per US dollar - 1.77 (2010), 1.9976 (2009),
1.8644 (2008), 1.85 (2007), 2.1761 (2006)
British Indian Ocean Territory
the US dollar is used
British Virgin Islands
the US dollar is used
Brunei
Bruneian dollars (BND) per US dollar - 1.45 (2009), 1.45
(2009), 2 (2006), 2 (2005), 2 (2004)
Bulgaria
leva (BGN) per US dollar - 1.5138 (2010), 1.404 (2009),
1.3171 (2008), 1.4366 (2007), 1.5576 (2006)
Burkina Faso
Communaute Financiere Africaine francs (XOF) per US
dollar - 506.04 (2010), 472.19 (2009), 447.81 (2008), 493.51 (2007),
522.59 (2006)