Paul John (whisky) evaporation during aging, known as the angels' share, is also higher in India, at 10–12% per year, than in Scotland, where the annual evaporative loss is about 2%. This leaves a hogshead with only 150 bottles left in it, after three years, compared to around 350 in a Scotland. Michael John describes it this way, "Whisky matured at these temperatures simply cannot be aged for the kind of time expected with Scotch, even trying to mature our whisky for just 10 years would leave barely a bottle of liquid in the barrel. Fortunately, the heat actually speeds up the maturation
Whisky long enough to have products sufficiently aged for sale, and only one of which was operating prior to 1975. Japan produces both single malt and blended whiskies. The base is a mash of malted barley, dried in kilns fired with a little peat (although less than what is used for some peated Scotch whiskies), and is distilled using the pot still method. Before 2000, Japanese whisky was primarily for the domestic market and exports were limited. Japanese whiskies such as Suntory and Nikka won many prestigious international awards between 2007 and 2014. Japanese whisky has earned a reputation for quality.