Bulgaria vs Slovakia: Political centralization index
Bulgaria
0.165
in 2025
Slovakia
0.155
in 2025
Bulgaria rank
124th
Slovakia rank
127th
Political centralization index over time
- Bulgaria
- Slovakia
How they compare
Bulgaria currently reports 0.165 against 0.155 in Slovakia, a difference of 0.01.
That makes Bulgaria's figure about 1.1 times Slovakia's.
The two have swapped places 8 times across 237 shared years of data; in 1789 it was Bulgaria ahead.
Bulgaria ranks 124th and Slovakia ranks 127th of 176 countries.
Across the 25 decades both report, Bulgaria averaged higher in 19 and Slovakia in 6.
Head to head by decade
| Decade | Bulgaria | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1780s | 0.925 | 0.661 | 0.264 | Bulgaria |
| 1790s | 0.925 | 0.661 | 0.264 | Bulgaria |
| 1800s | 0.925 | 0.661 | 0.264 | Bulgaria |
| 1810s | 0.925 | 0.661 | 0.264 | Bulgaria |
| 1820s | 0.925 | 0.661 | 0.264 | Bulgaria |
| 1830s | 0.925 | 0.661 | 0.264 | Bulgaria |
| 1840s | 0.925 | 0.5899 | 0.3351 | Bulgaria |
| 1850s | 0.925 | 0.7117 | 0.2133 | Bulgaria |
| 1860s | 0.9102 | 0.5143 | 0.3959 | Bulgaria |
| 1870s | 0.7861 | 0.29 | 0.4961 | Bulgaria |
| 1880s | 0.5588 | 0.29 | 0.2688 | Bulgaria |
| 1890s | 0.552 | 0.29 | 0.262 | Bulgaria |
| 1900s | 0.529 | 0.2945 | 0.2345 | Bulgaria |
| 1910s | 0.5269 | 0.2884 | 0.2385 | Bulgaria |
| 1920s | 0.5373 | 0.229 | 0.3083 | Bulgaria |
| 1930s | 0.5795 | 0.2954 | 0.2841 | Bulgaria |
| 1940s | 0.6977 | 0.8296 | 0.1319 | Slovakia |
| 1950s | 0.8223 | 0.949 | 0.1267 | Slovakia |
| 1960s | 0.825 | 0.9337 | 0.1087 | Slovakia |
| 1970s | 0.825 | 0.9362 | 0.1112 | Slovakia |
| 1980s | 0.825 | 0.9311 | 0.1061 | Slovakia |
| 1990s | 0.169 | 0.1752 | 0.0062 | Slovakia |
| 2000s | 0.1409 | 0.1038 | 0.0371 | Bulgaria |
| 2010s | 0.146 | 0.1164 | 0.0296 | Bulgaria |
| 2020s | 0.1482 | 0.0877 | 0.0605 | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher political centralization index, Bulgaria or Slovakia?
- Bulgaria, at 0.165 against 0.155 in Slovakia as of 2025.
- What is the difference in political centralization index between Bulgaria and Slovakia?
- 0.01, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Slovakia?
- 237 years are reported by both, from 1789 to 2025.
- How do Bulgaria and Slovakia rank globally for political centralization index?
- Bulgaria ranks 124th and Slovakia ranks 127th of 176 countries.
- Where does this data come from?
- Our World in Data, published as Political centralization index. Statizoid refreshes it automatically from the source and publishes the full history for both places.