CSS — Region 1, Bern: twelve years of premiums
Region 1, Bern: the lowest CSS premium went from CHF 439.90 a month in 2015 to CHF 577.10 in 2026 — a rise of +31.2 %. The table below places it next to this region's cheapest insurer, year by year.
| Year | This insurer | The cheapest | Gap |
|---|---|---|---|
| 2015 | CHF 439.90 | CHF 354.00 | CHF 85.90 |
| 2016 | CHF 468.20 | CHF 366.40 | CHF 101.80 |
| 2017 | CHF 463.30 | CHF 390.70 | CHF 72.60 |
| 2018 | CHF 471.40 | CHF 401.60 | CHF 69.80 |
| 2019 | CHF 477.10 | CHF 437.20 | CHF 39.90 |
| 2020 | CHF 480.30 | CHF 443.70 | CHF 36.60 |
| 2021 | CHF 480.30 | CHF 437.60 | CHF 42.70 |
| 2022 | CHF 477.70 | CHF 441.00 | CHF 36.70 |
| 2023 | CHF 488.00 | CHF 462.40 | CHF 25.60 |
| 2024 | CHF 520.60 | CHF 504.10 | CHF 16.50 |
| 2025 | CHF 557.80 | CHF 519.80 | CHF 38.00 |
| 2026 | CHF 577.10 | CHF 540.10 | CHF 37.00 |
Faster or slower than the rest?
CSS rose +31.2 % over the period, against +52.6 % for the cheapest insurer in the same place. The gap narrowed — which does not mean this insurer is the cheapest today, only that it climbed more slowly.
The year that hurt — The steepest year-on-year jump was 2025: +7.2 % in one go. The premium did not move in 2021.
Figures for an adult, CHF 300 deductible, accident cover included — the only profile defined identically across all twelve years. Each year this is the lowest premium the insurer offered, all models combined.
CSS, canton by canton
Other insurers
Source: Federal Office of Public Health (FOPH), premium files from 2015 to today.