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At least 20 to 25 million families around the world make a living from growing coffee. With an assumed average family size of five people, more than 100 million people are dependent on coffee growing. A total of 10.3 million tons of green coffee were harvested worldwide in 2018. [6] In 2016, global coffee exports were $19.4 billion.
Global consumption of caffeine has been estimated at 120,000 tonnes per year, making it the world's most popular psychoactive substance. [20] The consumption of caffeine has remained stable between 1997 and 2015. [295]
The following list of countries by coffee production catalogues sovereign states that have conducive climate and infrastructure to foster the production of coffee beans. [1] Many of these countries maintain substantial supply-chain relations with the world's largest coffeehouse chains and enterprises. [ 2 ]
8-ounce cup of drip coffee. 95–200 milligrams (robusta coffee beans contain about twice as much caffeine as arabica). 1-ounce espresso shot. 60–65 milligrams. 12-ounce can of Coke. 34 milligrams
Regular caffeine consumption was defined as the intake of caffeinated drinks 5 days per week for more than a year. Caffeine drinks were centered on coffee and tea as well as aerated beverages such as:
The average eight-ounce cup of coffee has about 96 mg of caffeine. ... How much caffeine is really in the world’s strongest coffee? ... Consumption of caffeine in much lower doses can also pose ...
According to a 2020 study in the United States, coffee is the major source of caffeine intake in middle-aged adults, while soft drinks and tea are the major sources in adolescents. [8] Energy drinks are more commonly consumed as a source of caffeine in adolescents as compared to adults.
The U.S. Food and Drug Administration recommends limiting your caffeine intake to 400 mg or less per day. A single 8-oz. cup of coffee contains about 100 mg, ...