Singapore: Health accounts for 3.6 per cent of GDP. The split between public and private funding is 33 per cent and 67 per cent, which includes monthly contributions of six to eight per cent by employees and employers to Medisave accounts. United States: System mainly led by managed care and private insurance. In 1997, US$1,100 billion was spent on health, with 46 per cent coming from the public sector and 54 per cent from the private. Health takes up 14 per cent of GDP, the highest in the world. Taiwan: Health spending jumped 57 per cent in three years after mandatory insurance system was introduced in 1995. Low co-payments resulted in high usage rate of 15.1 visits per person per year to outpatient clinics. Source: Health and Welfare Bureau.