Reserves - country data from around the world:
The average for 2015 was 69.69 billion U.S. dollars.
The highest value was in China: 3405.25 billion U.S. dollars and the lowest value was in S.T.&Principe: 0.07 billion U.S. dollars.
Below is a chart for all countries where data are available for: Reserves.
World bank definition: Total reserves comprise holdings of monetary gold, special drawing rights, reserves of IMF members held by the IMF, and holdings of foreign exchange under the control of monetary authorities. The gold component of these reserves is valued at year-end (December 31) London prices. Data are in current U.S. dollars.