| years | PM | deputy PM | % Correct |
|---|---|---|---|
| 1984-89 | David Lange | Geoffrey Palmer | 100%
|
| 2008-16 | John Key | Bill English | 94%
|
| 1957 | Keith Holyoake | Jack Marshall | 82%
|
| 1972 | Jack Marshall | Robert Muldoon | 82%
|
| 1989-90 | Geoffrey Palmer | Helen Clark | 76%
|
| 1954-57 | Sid Holland | Keith Holyoake | 76%
|
| 2002-08 | Helen Clark | Michael Cullen | 71%
|
| 2016- now | Bill English | Paula Bennett | 65%
|
| 1996-98 | Jim Bolger / Jenny Shipley | Winston Peters | 65%
|
| 1974-75 | Bill Rowling | Bob Tizard | 59%
|
| 1975-81 | Robert Muldoon | Brian Talboys | 59%
|
| 1990-96 | Jim Bolger | Don McKinnon | 59%
|
| 1972-74 | Norman Kirk | Hugh Watt | 59%
|
| 1999-2002 | Helen Clark | Jim Anderton | 53%
|
| 1998-99 | Jenny Shipley | Wyatt Creech | 53%
|
| 1984 | Robert Muldoon | Jim McLay | 41%
|
| 1957-60 | Walter Nash | Clarence Skinner | 29%
|
| 1981-84 | Robert Muldoon | Duncan MacIntyre | 29%
|