The Labour-led Government has been in power for more than two years now and, as it enjoys its annual conference this weekend, will no doubt be trumpeting its areas of success.

Meanwhile, National will be throwing stones at the Government and accusing it of not delivering in some key areas.

But what do the numbers say? Herald data journalists Chris Knox has dug into some of the most interesting statistics since Labour took power in 2017.

Finance Minister Grant Robertson didn't have time to talk to the Herald – but his political rival, National's finance spokesman Paul Goldsmith, said some of the numbers show the Government is underperforming in some important areas.

How do you think the Government has done? Test your knowledge here:

On the graphs below drag the dot to draw your guess of things have changed. Once have finished the actual values will be revealed.

Data Sources

Net migration — Statistics New Zealand
Unemployment Rate — Statistics New Zealand
New Residential Building Consents — Statistics New Zealand
Average Household Income — Statistics New Zealand
Population — Statistics New Zealand
DHB Funding per Person — Statistics New Zealand and Treasury
Early Childhood Education — Statistics New Zealand and Treasury
Sentenced Prisoners — Ministry of Justice
Remand Prisoners — Ministry of Justice
GDP per Person — Statistics New Zealand
Annual Road Roll — Ministry of Transport
Average House Price — CoreLogic
Core Crown Debt — Treasury via Figure.NZ
Primary Sector Jobs — Statistics New Zealand
Per-capita Alcohol Consumption — Statistics New Zealand