China vs Japan: Sweet potatoes — Yield
Sweet potatoes — Yield over time
- China
- Japan
How they compare
Japan currently reports 22,547 kg/ha against 22,214 kg/ha in China, a difference of 333 kg/ha.
The two have swapped places 2 times across 64 shared years of data; in 1961 it was Japan ahead.
China ranks 19th and Japan ranks 18th of 125 countries.
Across the 7 decades both report, China averaged higher in 1 and Japan in 6.
Head to head by decade
| Decade | China | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 9,288 kg/ha | 19,519 kg/ha | 10,231 kg/ha | Japan |
| 1970s | 13,052 kg/ha | 20,826 kg/ha | 7,774 kg/ha | Japan |
| 1980s | 16,449 kg/ha | 21,953 kg/ha | 5,504 kg/ha | Japan |
| 1990s | 18,377 kg/ha | 23,071 kg/ha | 4,694 kg/ha | Japan |
| 2000s | 21,247 kg/ha | 24,805 kg/ha | 3,558 kg/ha | Japan |
| 2010s | 21,557 kg/ha | 22,781 kg/ha | 1,224 kg/ha | Japan |
| 2020s | 22,220 kg/ha | 21,686 kg/ha | 534.4 kg/ha | China |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher sweet potatoes — yield, China or Japan?
- Japan, at 22,547 kg/ha against 22,214 kg/ha in China as of 2024.
- What is the difference in sweet potatoes — yield between China and Japan?
- 333 kg/ha, with Japan ahead.
- How many years of comparable data are there for China and Japan?
- 64 years are reported by both, from 1961 to 2024.
- How do China and Japan rank globally for sweet potatoes — yield?
- China ranks 19th and Japan ranks 18th of 125 countries.
- 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.