The price of natural gas has changed significantly over the last forty years reflecting its volatility or instability. The average annual prices for the residential, commercial, and industrial sectors mimicked each other's movements and kept a steady price spread. From 2013 to 2014, the price of natural gas in the industrial sector price increased 88 cents or 19.7 percent, the electric power sector increased 79 cents or 16.8 percent, the commercial sector price increased 69 cents or 11.3 percent, while the residential sector increased 29 cents or 3.7 percent.
In 2014, the residential sector paid the highest price out of all the sectors at $8.22 per billion cubic feet. The commercial sector's price was the next highest at $6.82, the electric power sector's price was $5.49, and the industrial sector's price was $5.34 per billion cubic feet.
The prices are in nominal dollars to provide a better comparison.