Basic health insurance - a variety of premiums for the same services

Monthly basic health insurance premiums for 2017 by canton and insurer. The cost is for one adult for standard insurance cover, including a CHF500 excess and excluding accident cover. For cantons that have different regional premiums, the cantonal average by insurer was used. There are 63 insurers, the grey line represents the cantonal average. 
Source: The Federal Office of Public Health (FOPH) | Code: ggiraph | | @duc_qn