The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Pakistan
Pakistani rupees (PKR) per US dollar - 85.27 (2010),
81.7129 (2009), 70.64 (2008), 60.6295 (2007), 60.35 (2006)

Palau
the US dollar is used

Panama
balboas (PAB) per US dollar - 1 (2010), 1 (2009), 1 (2008), 1
(2007), 1 (2006)

Papua New Guinea
kina (PGK) per US dollar - 2.7517 (2010), 2.7551
(2009), 2.6956 (2008), 3.03 (2007), 3.0643 (2006)

Paraguay
guarani (PYG) per US dollar - 4,767.6 (2010), 4,965.4
(2009), 4,337.7 (2008), 5,031 (2007), 5,672.8 (2006)

Peru
nuevo sol (PEN) per US dollar - 2.8178 (2010), 3.0115 (2009),
2.91 (2008), 3.1731 (2007), 3.2742 (2006)

Philippines
Philippine pesos (PHP) per US dollar - 45.459 (2010),
47.68 (2009), 44.439 (2008), 46.148 (2007), 51.246 (2006)

Pitcairn Islands
New Zealand dollars (NZD) per US dollar - 1.4015
(2010), 1.6002 (2009), 1.4151 (2008), 1.3811 (2007), 1.5408 (2006)

Poland
zlotych (PLN) per US dollar - 3.0718 (2010), 3.1214 (2009),
2.3 (2008), 2.81 (2007), 3.1032 (2006)

Portugal
euros (EUR) per US dollar - 0.774 (2010), 0.7179 (2009),
0.6827 (2008), 0.7345 (2007), 0.7964 (2006)