The data displays the results of an online survey conducted by the National Coffee Association (NCA) from January 9 to January 23, 2017. U.S. survey respondents were asked what kind of coffee roasts they drank the day before. Some 42% of respondents preferred dark roast.
Dark roast | 42 |
Medium roast | 53 |
Light roast | 15 |
I don't know | 12 |