The Hawke Government created Landcare, reinstated Gough Whitlam's universal health scheme Medibank (renamed as Medicare), brokered the Prices and Incomes Accord, established APEC, floated the Australian dollar, deregulated the financial sector, introduced the Family Assistance Scheme, enacted the Sex Discrimination Act to prevent discrimination in the workplace, declared "Advance Australia Fair" as the country's national anthem, initiated superannuation pension schemes for all workers and oversaw passage of the Australia Act that removed all remaining jurisdiction by the United Kingdom from Australia. During his time as Prime Minister, Hawke recorded the highest popularity rating ever measured by an Australian opinion poll, reaching 75% approval in 1984.