index datasets

European Harmonised Consumer Price Index (HICP) Data

Values indexed to 2015=100 cover 45 European countries and EU aggregates from January 2015 to December 2025, tracking the post-2021 inflation surge.

5774 rows · 4 columns

U.S. Industrial Production Index, Month by Month

Across 107 years, the series tracks manufacturing, mining and utilities activity. Search, sort and paginate the observations to find a specific month.

1290 rows · 2 columns

U.S. Consumer Price Index: Monthly Data

The series runs from January 1947 through June 2026, tracking eight decades of U.S. inflation. Search, sort and filter the monthly values by period.

953 rows · 2 columns

Groundwater Quality Index Comparison: Uneven Agreement

Across 33 sites, EWQI and GWQI are strongly correlated (r²=0.98). Their scores appear beside NPI for a site-by-site view of agreement and divergence.

33 rows · 4 columns

Electoral Democracy Index Covers 219 Countries

V-Dem data spans 219 countries from 1789-2025, tracking global democratic progress and recent democratic backsliding by region.

34228 rows · 5 columns