Americas vs Japan: Sweet potatoes — Yield
Sweet potatoes — Yield over time
- Americas
- Japan
How they compare
Japan currently reports 22,547 kg/ha against 11,794 kg/ha in Americas, a difference of 10,753 kg/ha.
That makes Japan's figure about 1.9 times Americas's.
Across all 64 years both countries report, Japan has been ahead every year.
Americas ranks 15th and Japan ranks 18th of 28 groups.
Japan has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Americas | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 8,664 kg/ha | 19,519 kg/ha | 10,856 kg/ha | Japan |
| 1970s | 8,547 kg/ha | 20,826 kg/ha | 12,279 kg/ha | Japan |
| 1980s | 7,970 kg/ha | 21,953 kg/ha | 13,983 kg/ha | Japan |
| 1990s | 8,164 kg/ha | 23,071 kg/ha | 14,907 kg/ha | Japan |
| 2000s | 9,454 kg/ha | 24,805 kg/ha | 15,352 kg/ha | Japan |
| 2010s | 12,256 kg/ha | 22,781 kg/ha | 10,525 kg/ha | Japan |
| 2020s | 12,908 kg/ha | 21,686 kg/ha | 8,778 kg/ha | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher sweet potatoes — yield, Americas or Japan?
- Japan, at 22,547 kg/ha against 11,794 kg/ha in Americas as of 2024.
- What is the difference in sweet potatoes — yield between Americas and Japan?
- 10,753 kg/ha, with Japan ahead.
- How many years of comparable data are there for Americas and Japan?
- 64 years are reported by both, from 1961 to 2024.
- How do Americas and Japan rank globally for sweet potatoes — yield?
- Americas ranks 15th and Japan ranks 18th of 28 groups.
- Where does this data come from?
- Food and Agriculture Organization of the United Nations, published as Sweet potatoes — Yield. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Crop and livestock statistics are recorded for 278 products, covering the following categories: 1) CROPS PRIMARY: Cereals, Citrus Fruit, Fibre Crops, Fruit, Oil Crops, Oil Crops and Cakes in Oil Equivalent, Pulses, Roots and Tubers, Sugar Crops, Treenuts and Vegetables. Data are expressed in terms of area harvested, production quantity and yield. Cereals: Area and production data on cereals relate to crops harvested for dry grain only. Cereal crops harvested for hay or harvested green for food, feed or silage or used for grazing are therefore excluded. 2) CROPS PROCESSED: Beer of barley; Cotton lint; Cottonseed; Margarine, short; Molasses; Oil, coconut (copra); Oil, cottonseed; Oil, groundnut; Oil, linseed; Oil, maize; Oil, olive, virgin; Oil, palm; Oil, palm kernel; Oil, rapeseed; Oil, safflower; Oil, sesame; Oil, soybean; Oil, sunflower; Palm kernels; Sugar Raw Centrifugal; Wine. 3) LIVE ANIMALS: Animals live n.e.s.; Asses; Beehives; Buffaloes; Camelids, other; Camels; Cattle; Chickens; Ducks; Geese and guinea fowls; Goats; Horses; Mules; Pigeons, other birds; Pigs; Rabbits and hares; Rodents, other; Sheep; Turkeys. 4) LIVESTOCK PRIMARY: Beeswax; Eggs (various types); Hides buffalo, fresh; Hides, cattle, fresh; Honey, natural; Meat (ass, bird nes, buffalo, camel, cattle, chicken, duck, game, goat, goose and guinea fowl, horse, mule, Meat nes, meat other camelids, Meat other rodents, pig, rabbit, sheep, turkey); Milk (buffalo, camel, cow, goat, sheep); Offals, nes; Silk-worm cocoons, reelable; Skins (goat, sheep); Snails, not sea; Wool, greasy. 5) LIVESTOCK PROCESSED: Butter (of milk from sheep, goat, buffalo, cow); Cheese (of milk from goat, buffalo, sheep, cow milk); Cheese of skimmed cow milk; Cream fresh; Ghee (cow and buffalo milk); Lard; Milk (dry buttermilk, skimmed condensed, skimmed cow, skimmed dried, skimmed evaporated, whole condensed, whole dried, whole evaporated); Silk raw; Tallow; Whey (condensed and dry); Yoghurt.