Best Dividend Yields From Gas Utility Industry by Dividend Yield - Stock, Capital, Investment. Here is a current overview of the best yielding stocks from the gas utility industry. The complete industry has 32 companies, representing a total market capitalization of USD 144 billion. The industry average dividend yield is 4.1 percent and price to earnings amounts to 22.0. Here are the best yielding stocks with a market capitalization above USD 2 billion. The biggest yield was realized by Inergy (NRGY) with 16.27 percent yield.