The government subsidizes health care for the poor on a graduated basis, with the goal of preventing individuals from spending more than 10 percent of their income on insurance. But because people are still on the hook for a significant component of the costs, they often opt for cheaper packages; in 2003, 42% of Swiss citizens chose high-deductible plans (i.e., plans with significant cost-sharing features). Those who wish to acquire supplemental coverage are free to do so on their own