Energy commodity prices declined more than other commodities in the first half of 2017

The energy component of the Standard and Poor�s Goldman Sachs Commodity Index (GSCI) fell 11% during the first half of 2017, the largest decline for any commodity group in the index. Other components of the index—livestock, industrial metals, precious metals, and agriculture—had end-of-June prices that were higher than at the beginning of the year.