Norfolk Island vs Puerto Rico: Red List Index
Norfolk Island
0.69 index
in 2024
Puerto Rico
0.69 index
in 2024
Norfolk Island rank
213th
Puerto Rico rank
213th
Red List Index over time
- Norfolk Island
- Puerto Rico
How they compare
Norfolk Island currently reports 0.69 index against 0.69 index in Puerto Rico, a difference of 0 index.
The two have swapped places 1 time across 32 shared years of data; in 1993 it was Norfolk Island ahead.
Norfolk Island ranks 213th and Puerto Rico ranks 213th of 244 countries.
Norfolk Island has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Norfolk Island | Puerto Rico | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0.7671 index | 0.7186 index | 0.0486 index | Norfolk Island |
| 2000s | 0.744 index | 0.705 index | 0.039 index | Norfolk Island |
| 2010s | 0.715 index | 0.697 index | 0.018 index | Norfolk Island |
| 2020s | 0.692 index | 0.69 index | 0.002 index | Norfolk Island |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher red list index, Norfolk Island or Puerto Rico?
- Norfolk Island, at 0.69 index against 0.69 index in Puerto Rico as of 2024.
- What is the difference in red list index between Norfolk Island and Puerto Rico?
- 0 index, with Norfolk Island ahead.
- How many years of comparable data are there for Norfolk Island and Puerto Rico?
- 32 years are reported by both, from 1993 to 2024.
- How do Norfolk Island and Puerto Rico rank globally for red list index?
- Norfolk Island ranks 213th and Puerto Rico ranks 213th of 244 countries.
- Where does this data come from?
- BirdLife International and IUCN – processed by Our World in Data, published as Red List Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Red List Index