This database includes the IMF's Primary Commodity Price System (PCPS) dataset and discontinued historical commodity price data from the IMF's Primary Commodity Prices (COMMP) dataset and the International Financial Statistics (IFS).
The PCPS provides approximately 100 commodity price indexes and USD market prices for around 70 commodities. Annual, quarterly and monthly PCPS series begin in 1992. The discontinued COMMP series begin in 1980, and as early as 1948 in the IFS data. The discontinued series end in mid 2017.
The IMF update the PCPS dataset monthly.