Rankings · New Zealand
Each ranking lists every office-holder by how one indicator moved from their first day in office, next to New Zealand over the same months. A ranking of what happened during a tenure, not of who did it. Data as of Jul 2026. The worldwide rankings set them against every other country's.
Prime ministers
- Real GDP during each prime minister's tenureStats NZ quarterly national accounts via the OECD (QNA, B1GQ), chain-linked volumes, seasonally adjusted
- Real GDP per person during each prime minister's tenureStats NZ quarterly GDP via the OECD (QNA, B1GQ), chain-linked volumes, summed over the trailing four quarters, over the estimated resident population (Stats NZ via the World Bank) interpolated to the quarter
- Unemployment rate during each prime minister's tenureStats NZ Household Labour Force Survey via the OECD (infra-annual labour statistics), 15 and over, seasonally adjusted, quarterly
- Employment rate, 15–64 during each prime minister's tenureStats NZ labour force survey via the OECD (infra-annual labour statistics), seasonally adjusted
- People employed during each prime minister's tenureStats NZ Household Labour Force Survey via the OECD key short-term economic indicators, people employed, 15 and over, seasonally adjusted, quarterly
- Real median pay during each prime minister's tenureStats NZ Linked Employer-Employee Data (LEED_Q1W_007, Aotearoa Data Explorer), from tax records, not seasonally adjusted, averaged over the last four quarters: median earnings of a job held the whole quarter, every territorial authority (T99Z), adjusted for inflation with the CPI
- Inflation (CPI) during each prime minister's tenureStats NZ consumers price index via the OECD prices database, all groups, change on the same quarter a year earlier
- House prices, real during each prime minister's tenureOECD analytical house price indicators (RHP), New Zealand's national house price index deflated by the CPI, seasonally adjusted
- Population during each prime minister's tenureStats NZ's estimated resident population via the World Bank (SP.POP.TOTL), at 30 June
- Happiness during each prime minister's tenureWorld Happiness Report, Figure 2.1 data (Gallup World Poll): life evaluation, the national average answer to Gallup's question of where on a ladder from 0 (the worst possible life) to 10 (the best) people stand today; each point the average of three years of surveys, dated at the middle one, with the WHR's 95 % interval from 2019; 2013 is not published
- Government effectiveness during each prime minister's tenureWorld Bank, Worldwide Governance Indicators (GOV_WGI_GE.SC): perceptions of the quality of public services, the civil service and of policy-making, a score from 0 to 100 with its 90 % interval
- Regulatory quality during each prime minister's tenureWorld Bank, Worldwide Governance Indicators (GOV_WGI_RQ.SC): perceptions of the government's ability to make and carry out sound rules that let private business form and compete, a score from 0 to 100 with its 90 % interval
- Rule of law during each prime minister's tenureWorld Bank, Worldwide Governance Indicators (GOV_WGI_RL.SC): confidence in contracts, property rights, the police and the courts, a score from 0 to 100 with its 90 % interval
- Control of corruption during each prime minister's tenureWorld Bank, Worldwide Governance Indicators (GOV_WGI_CC.SC): perceptions of public power used for private gain, petty and grand, a score from 0 to 100 with its 90 % interval
- Corruption perceptions index during each prime minister's tenureTransparency International, Corruption Perceptions Index (CPI score): perceived public-sector corruption as business people and country experts rate it, comparable from 2012, the score as TI publishes it with its confidence interval
- Voice and accountability during each prime minister's tenureWorld Bank, Worldwide Governance Indicators (GOV_WGI_VA.SC): perceptions of how far citizens can take part in choosing their government, and of freedom of expression, association and the media, a score from 0 to 100 with its 90 % interval
- Electoral democracy index during each prime minister's tenureV-Dem Institute, V-Dem dataset v16 (v2x_polyarchy): the electoral democracy index, free and fair elections with wide suffrage and the freedoms of association and expression that make them count, as V-Dem's country experts rate them, with V-Dem's confidence interval; the 0 to 1 index times 100
- Liberal democracy index during each prime minister's tenureV-Dem Institute, V-Dem dataset v16 (v2x_libdem): the liberal democracy index, electoral democracy plus the checks on the executive and the rights of the person, as V-Dem's country experts rate them, with V-Dem's confidence interval; the 0 to 1 index times 100
- Freedom of expression during each prime minister's tenureV-Dem Institute, V-Dem dataset v16 (v2x_freexp_altinf): the freedom of expression and alternative sources of information index, the press, academic and private speech and the media's independence, as V-Dem's country experts rate them, with V-Dem's confidence interval; the 0 to 1 index times 100
- Political stability during each prime minister's tenureWorld Bank, Worldwide Governance Indicators (GOV_WGI_PV.SC): perceptions of the likelihood of political instability or politically motivated violence, terrorism included, a score from 0 to 100 with its 90 % interval
Mayors
- Filled jobs during each mayor's tenureStats NZ Linked Employer-Employee Data (LEED_Q1W_007, Aotearoa Data Explorer), from tax records, not seasonally adjusted, averaged over the last four quarters: jobs filled in the council's area at any time in the quarter, by where the employer's workplace is
- Real median pay during each mayor's tenureStats NZ Linked Employer-Employee Data (LEED_Q1W_007, Aotearoa Data Explorer), from tax records, not seasonally adjusted, averaged over the last four quarters: median earnings of a job held the whole quarter in the council's area, adjusted for inflation with the CPI
- Population during each mayor's tenureStats NZ subnational population estimates (POPES_SUB_006, Aotearoa Data Explorer), estimated resident population of the council's area at 30 June, on 2025 boundaries, dated at mid-year
- GDP per person during each mayor's tenureStats NZ's regional GDP apportioned by the OECD to the functional urban area (metropolitan database), US dollars at purchasing power parity, calendar years dated at mid-year
- Unemployment rate during each mayor's tenureStats NZ Household Labour Force Survey via the OECD metropolitan database (functional urban area), 15–64, annual, calendar years dated at mid-year
- Employment rate, 15–64 during each mayor's tenureStats NZ Household Labour Force Survey via the OECD metropolitan database (functional urban area), 15–64, annual, calendar years dated at mid-year
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