The country's population has more than doubled since 1980 with a growth rate of 0.702%. The population at the 2002 census was 9,561,and the population at the 2012 census was 10,837 (2012 Population & Housing Census Preliminary Analytical Report). The population of Tuvalu is primarily of Polynesian ethnicity with approximately 4% of the population being Micronesian. The net migration rate is estimated at −7.02 migrant(s)/1,000 population (2011 est.)
The Constitution of Tuvalu states that it is "the supreme law of Tuvalu" and that "all other laws shall be interpreted and applied subject to this Constitution"; it sets out the Principles of the Bill of Rights and the Protection of the Fundamental Rights and Freedoms.
Australian and Tuvaluan currency are both in use, but transactions over A$1 are always conducted in Australian Dollars. For details of Australian Dollar denominations and exchange rates, see the Australia section.