Bourbon whiskey bourbon and Tennessee whiskey together. According to the Distilled Spirits Council, during 2009–2014, the volume of 9-liter cases of whiskey increased by 28.5% overall. Higher-end bourbon and whiskeys experienced the greatest growth. During 2009–14, the volume of the value segment increased by 12.1%, premium by 25.8%, high-end premium by 27.8%, and super-premium by 123.8%. Gross supplier revenues (including federal excise tax) for U.S. bourbon and Tennessee whiskey increased by 46.7% over the 2009–14 period, with the greatest growth coming from high-end products (18.7% growth for value, 33.6% for premium, 44.5% for high-end premium, and 137.2% for super-premium). In 2014, more
Irish whiskey the style depending on the type of grain used and the distillation process. Traditionally, Irish whiskey was produced in pot stills. Irish whiskeys made in a pot still fall into two categories. Whiskeys made entirely from malted barley distilled in a pot still within a single distillery are referred to as single malt whiskeys, a style also very commonly associated with Scotch whisky. These may be double or triple distilled. Single pot still whiskey is made from a mixture of malted and unmalted barley completely distilled in a pot still within a single distillery. This differs from single malt whiskey