Parliament of Australia
From 1901 to 1949, the House consisted of either 74 or 75 members (the Senate had 36). Between 1949 and 1984, it had between 121 and 127 members (the Senate had 60 until 1975, when it increased to 64). In 1977, the High Court ordered that the size of the House be reduced from 127 to 124 members to comply with the nexus provision. In 1984, both the Senate and the House were enlarged; since then the House has had between 148 and 150 members (the Senate has 76).
Frankston, Victoria
Nationally, the state of Victoria is represented by 12 senators at a federal government level for the Australian Senate. All 12 senators were elected in the 2016 double dissolution election; four from the Australian Labor Party, four from the Liberal Party of Australia, two from the Australian Greens, one from the National Party of Australia (in coalition with the Liberal Party of Australia), and independent senator Derryn Hinch. The Division of Dunkley is the federal government division for the Australian House of Representatives that Frankston is located in. The seat is currently held by the Liberal Party of Australia and the sitting member of parliament is former international businessman and United Nations lawyer Chris Crewther since 2016. Crewther succeeded the former Minister for Small Business the Hon. Bruce Billson who had held the seat since 1996.