Source: UNCTAD secretariat calculations, based on UNCTAD, Commodity Price Statistics Online; and United Nations Statistics
Division (UNSD), Monthly Bulletin of Statistics, various issues.
Note: In current dollars unless otherwise specified.
a Percentage change between the average for the period January to May 2013 and the average for 2012.
b Percentage change between the 2003–2008 average and the 2011–2013 average.
c Excluding crude petroleum. SDRs = special drawing rights.
d Average of Brent, Dubai and West Texas Intermediate, equally weighted.
e Unit value of exports of manufactured goods of developed countries.