Yemen vs Zambia: Annual patent applications per million people
Yemen
0.5385 applications per million people
in 2021
Zambia
0.6631 applications per million people
in 2021
Yemen rank
121st
Zambia rank
118th
Annual patent applications per million people over time
- Yemen
- Zambia
How they compare
Zambia currently reports 0.6631 applications per million people against 0.5385 applications per million people in Yemen, a difference of 0.1246 applications per million people.
That makes Zambia's figure about 1.2 times Yemen's.
The two have swapped places 6 times across 19 shared years of data; in 1999 it was Zambia ahead.
Yemen ranks 121st and Zambia ranks 118th of 135 countries.
Across the 4 decades both report, Yemen averaged higher in 3 and Zambia in 1.
Head to head by decade
| Decade | Yemen | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0.473 applications per million people | 0.5133 applications per million people | 0.0404 applications per million people | Zambia |
| 2000s | 0.5502 applications per million people | 0.499 applications per million people | 0.0512 applications per million people | Yemen |
| 2010s | 0.835 applications per million people | 0.6292 applications per million people | 0.2058 applications per million people | Yemen |
| 2020s | 1.1 applications per million people | 0.7775 applications per million people | 0.3219 applications per million people | Yemen |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual patent applications per million people, Yemen or Zambia?
- Zambia, at 0.6631 applications per million people against 0.5385 applications per million people in Yemen as of 2021.
- What is the difference in annual patent applications per million people between Yemen and Zambia?
- 0.1246 applications per million people, with Zambia ahead.
- How many years of comparable data are there for Yemen and Zambia?
- 19 years are reported by both, from 1999 to 2021.
- How do Yemen and Zambia rank globally for annual patent applications per million people?
- Yemen ranks 121st and Zambia ranks 118th of 135 countries.
- Where does this data come from?
- World Intellectual Property Organization (WIPO), via World Bank (2026); United Nations Population Division, national statistical offices, and Eurostat, via World Bank (2026) β processed by Our World i, published as Annual patent applications per million people. Statizoid refreshes it automatically from the source and publishes the full history for both places.