Coffee

Coffee is a brewed beverage that stimulates humans to to traces of caffeine. Coffee is one of the most consumed beverages in the world. Wild coffee's energizing effect was likely discovered in the northeast region of Ethiopia. Coffee was probably first cultivated in Arabia in the 15th century. In east africa coffee was often used in ceremonial rituals and competed with the Christian religion so it was banned by the Ethiopian church and around the same time it was banned in Turkey because it was associated with criminal and rebel activities.

It has long been disputed what the health effects are of coffee. In a recent study researchers found that filtered coffee consumed in moderate amounts will cause increased attention, increased memory performance, decreased risk of heart disease, increased physical performance, faster muscle recovery, and decreased risk of liver disease. In elderly people coffee can cause heart burn. Coffee has been shown to help with withdrawal symptoms and headaches. 

Here is a list of the top twenty producers of coffee in the world.

           2010 Top twenty green coffee producers

Rank	Country	Tonnes[33]	Bags x1000[34]
1	Brazil	2,874,310	48,095
2	Vietnam	1,105,700	19,467
3	Indonesia[note 1]	801,000	9,129
4	Colombia	514,128	8,523
5	India	289,600	5,033
6	Ethiopia[note 1]	270,000	7,500
7	Peru	264,605	3,986
8	Guatemala[note 2]	257,000	3,950
9	Mexico[note 1]	253,800	4,850
10	Honduras	229,368	4,326
11	Uganda[note 1]	162,000	3,290
12	Ivory Coast[note 1]	100,000	982
13	Costa Rica	97,305	1,588
14	El Salvador	97,273	1,859
15	Nicaragua	78,712	1,804
16	Venezuela[note 2]	72,200	1,205
17	Papua New Guinea[note 2]	67,200	870
18	Cambodia	66,584	608
19	Kenya	42,000	658
20	Tanzania[note 1]	40,020	800
Total	World[note 3]	8,359,376	134,241