CIS (EI) vs Cook Islands: Share of electricity generation from solar
CIS (EI)
1.0%
in 2025
Cook Islands
50.0%
in 2024
CIS (EI) rank
2nd
Cook Islands rank
1st
Share of electricity generation from solar over time
- CIS (EI)
- Cook Islands
How they compare
Cook Islands currently reports 50.0% against 1.0% in CIS (EI), a difference of 49.0%.
That makes Cook Islands's figure about 51.4 times CIS (EI)'s.
The two have swapped places 2 times across 25 shared years of data; in 2000 it was Cook Islands ahead.
CIS (EI) ranks 2nd and Cook Islands ranks 1st of 2 groups.
Across the 3 decades both report, CIS (EI) averaged higher in 1 and Cook Islands in 2.
Head to head by decade
| Decade | CIS (EI) | Cook Islands | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 0.0% | 0.0% | 0.0% | CIS (EI) |
| 2010s | 0.0% | 9.0% | 9.0% | Cook Islands |
| 2020s | 0.4% | 45.0% | 44.6% | Cook Islands |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of electricity generation from solar, CIS (EI) or Cook Islands?
- Cook Islands, at 50.0% against 1.0% in CIS (EI) as of 2024.
- What is the difference in share of electricity generation from solar between CIS (EI) and Cook Islands?
- 49.0%, with Cook Islands ahead.
- How many years of comparable data are there for CIS (EI) and Cook Islands?
- 25 years are reported by both, from 2000 to 2024.
- How do CIS (EI) and Cook Islands rank globally for share of electricity generation from solar?
- CIS (EI) ranks 2nd and Cook Islands ranks 1st of 2 groups.
- Where does this data come from?
- Ember (2026) and other sources – with major processing by Our World in Data, published as Share of electricity generation from solar. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of total electricity produced in the country or region.