Vote share
edit| Polling firm | Fieldwork date | Sample size |
Resp. | R | SV | Ap | MDG | V | H | KrF | FrP | Sp | Others | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Respons Analyse | 2–4 Apr 2019 | 1,001 | – | 4.7 | 7.6 | 25.6 | 3.9 | 4.3 | 22.4 | 3.0 | 10.1 | 15.6 | 2.8 | 3.2 |
| Norfakta | 2–3 Apr 2019 | 1,032 | – | 4.3 | 8.4 | 26.1 | 3.0 | 3.0 | 22.5 | 3.8 | 11.2 | 15.2 | 2.5 | 3.6 |
| Norstat | 26 Mar–1 Apr 2019 | 628 | – | 3.7 | 7.0 | 24.0 | 4.7 | 2.9 | 22.3 | 4.2 | 11.9 | 16.9 | 2.4 | 1.7 |
| Kantar TNS | 25–29 Mar 2019 | 982 | 80.6 | 5.1 | 7.5 | 24.3 | 5.0 | 3.4 | 21.6 | 3.7 | 10.4 | 16.9 | 2.2 | 2.7 |
| Norstat | 27 Mar 2019 | – | – | 4.9 | 6.8 | 26.6 | 4.3 | 1.8 | 24.6 | 2.4 | 12.1 | 14.3 | 2.2 | 2.0 |
| Ipsos MMI | 18–20 Mar 2019 | 942 | – | 5.6 | 7.0 | 28.8 | 3.6 | 2.0 | 21.3 | 2.5 | 11.7 | 14.4 | 3.1 | 7.5 |
| Sentio | 12–18 Mar 2019 | 1,000 | – | 5.4 | 7.3 | 27.7 | 3.2 | 2.3 | 24.7 | 3.0 | 10.6 | 14.5 | 1.4 | 3.0 |
| Opinion Perduco | 5–11 Mar 2019 | 957 | – | 4.9 | 7.1 | 25.1 | 6.0 | 2.0 | 26.1 | 4.8 | 10.6 | 12.7 | 0.8 | 1.0 |
| Norfakta | 5–6 Mar 2019 | 1,002 | 74.0 | 4.5 | 8.1 | 27.0 | 3.7 | 2.3 | 24.6 | 3.3 | 10.7 | 14.0 | 1.8 | 2.4 |
| Respons Analyse | 28 Feb–4 Mar 2019 | 1,000 | – | 5.0 | 7.6 | 24.3 | 3.3 | 2.8 | 24.3 | 3.8 | 12.6 | 14.6 | 1.7 | Tie |
| Norstat | 26 Feb–4 Mar 2019 | 653 | – | 4.8 | 8.0 | 26.5 | 4.4 | 1.9 | 24.3 | 4.0 | 12.1 | 12.4 | 1.5 | 2.2 |
| Kantar TNS | 25 Feb–1 Mar 2019 | 972 | 73.7 | 4.8 | 8.0 | 27.4 | 3.6 | 2.2 | 24.8 | 3.7 | 10.2 | 12.8 | 2.7 | 2.6 |
| Norstat | 19–25 Feb 2019 | – | – | 6.2 | 6.6 | 26.9 | 3.0 | 1.8 | 22.3 | 3.2 | 12.5 | 16.0 | 1.5 | 4.6 |
| Ipsos MMI | 18–20 Feb 2019 | 932 | – | 6.6 | 7.0 | 26.9 | 3.8 | 2.3 | 25.1 | 2.5 | 10.0 | 13.0 | 2.8 | 1.8 |
| Sentio | 12–19 Feb 2019 | 1,000 | – | 5.1 | 8.0 | 27.4 | 3.9 | 2.3 | 21.1 | 3.4 | 10.8 | 15.6 | 2.4 | 6.3 |
| Opinion Perduco | 5–11 Feb 2019 | 942 | 73.0 | 7.6 | 8.0 | 28.2 | 2.3 | 2.3 | 22.1 | 3.2 | 11.8 | 13.9 | 0.6 | 6.1 |
| Norfakta | 5–6 Feb 2019 | 1,005 | 78.0 | 4.0 | 7.2 | 29.3 | 3.3 | 3.3 | 22.9 | 4.1 | 10.9 | 12.7 | 2.3 | 6.4 |
| Respons Analyse | 31 Jan–4 Feb 2019 | 1,001 | 72.0 | 3.6 | 7.8 | 29.7 | 3.8 | 3.9 | 22.9 | 3.8 | 10.5 | 12.2 | 1.8 | 6.8 |
| Norstat | 29 Jan–4 Feb 2019 | 937 | 70.0 | 4.8 | 7.8 | 29.2 | 3.2 | 2.6 | 22.9 | 3.4 | 12.0 | 11.8 | 2.2 | 6.3 |
| Kantar TNS | 28 Jan–2 Feb 2019 | 986 | 82.7 | 6.2 | 8.8 | 26.5 | 3.6 | 2.5 | 23.6 | 4.1 | 11.7 | 10.4 | 2.5 | 2.9 |
| Norstat | 22–28 Jan 2019 | 691 | – | 4.4 | 7.3 | 29.1 | 3.7 | 2.7 | 22.5 | 3.5 | 13.5 | 11.2 | 2.1 | 6.6 |
| Ipsos MMI | 21–23 Jan 2019 | 935 | – | 4.2 | 8.0 | 29.8 | 3.2 | 2.2 | 22.8 | 2.7 | 13.0 | 10.9 | 3.2 | 7.0 |
| Sentio | 15–21 Jan 2019 | 1,000 | 65.2 | 3.1 | 6.9 | 26.3 | 3.8 | 4.3 | 23.6 | 3.5 | 13.2 | 13.4 | 1.8 | 2.7 |
| Opinion Perduco | 8–14 Jan 2019 | 957 | 72.0 | 5.5 | 7.9 | 28.5 | 3.2 | 2.4 | 22.9 | 3.7 | 10.8 | 12.6 | 2.5 | 5.6 |
| Kantar TNS | 3–10 Jan 2019 | 980 | 77.4 | 4.6 | 7.2 | 27.9 | 2.8 | 3.6 | 24.2 | 3.0 | 12.0 | 12.2 | 2.0 | 3.7 |
| Norfakta | 8–9 Jan 2019 | 1,000 | – | 3.9 | 7.4 | 27.7 | 2.8 | 3.3 | 24.7 | 3.8 | 12.0 | 12.5 | 1.9 | 3.0 |
| Respons Analyse | 3–7 Jan 2019 | 1,001 | – | 3.1 | 6.7 | 29.7 | 2.8 | 4.4 | 26.0 | 3.8 | 11.5 | 10.5 | 1.5 | 3.7 |
| Norstat | 2–7 Jan 2019 | 925 | 76.5 | 3.3 | 7.4 | 27.3 | 2.4 | 3.1 | 27.0 | 3.7 | 12.2 | 12.1 | 1.6 | 0.3 |
| Ipsos MMI | 17–19 Dec 2018 | 944 | – | 2.7 | 8.1 | 28.5 | 3.7 | 3.0 | 24.7 | 3.8 | 12.8 | 10.4 | 2.3 | 3.8 |
| Norstat | 11–17 Dec 2018 | 927 | – | 4.1 | 6.9 | 26.8 | 3.4 | 3.4 | 26.5 | 3.5 | 12.4 | 11.2 | 1.8 | 0.3 |
| Opinion Perduco | 4–10 Dec 2018 | 946 | 73.0 | 5.1 | 5.8 | 27.1 | 3.6 | 4.4 | 22.9 | 3.4 | 14.6 | 11.9 | 1.1 | 4.2 |
| Norfakta | 4–5 Dec 2018 | 1,000 | 76.0 | 3.1 | 7.4 | 28.4 | 2.5 | 3.0 | 25.9 | 3.8 | 12.0 | 11.6 | 2.3 | 2.5 |
| Respons Analyse | 29 Nov–4 Dec 2018 | 1,000 | – | 3.9 | 8.8 | 26.0 | 2.4 | 3.4 | 25.7 | 4.1 | 13.5 | 10.5 | 1.7 | 0.3 |
| Sentio | 28 Nov–4 Dec 2018 | 1,000 | 70.8 | 4.8 | 5.5 | 30.0 | 2.4 | 4.3 | 24.3 | 3.5 | 12.0 | 12.2 | 1.1 | 5.7 |
| Kantar TNS | 3 Dec 2018 | 968 | 74.6 | 4.8 | 6.3 | 27.4 | 2.8 | 3.6 | 24.7 | 3.0 | 13.9 | 11.9 | 0.8 | 2.7 |
| Norstat | 20–25 Nov 2018 | 933 | – | 3.3 | 7.0 | 29.7 | 2.8 | 2.8 | 24.7 | 3.2 | 13.1 | 11.4 | 2.0 | 5.0 |
| Ipsos MMI | 19–21 Nov 2018 | 917 | – | 3.6 | 6.1 | 31.2 | 2.5 | 3.6 | 23.1 | 3.3 | 12.8 | 11.7 | 2.1 | 8.1 |
| Norstat | 13–19 Nov 2018 | 937 | – | 3.3 | 6.6 | 29.0 | 2.9 | 3.2 | 24.6 | 4.3 | 13.2 | 12.0 | 1.7 | 4.4 |
| Opinion Perduco | 6–12 Nov 2018 | 950 | 74.0 | 4.9 | 6.0 | 28.3 | 3.3 | 3.7 | 26.2 | 3.8 | 10.8 | 11.9 | 1.1 | 2.1 |
| Respons Analyse | 5–7 Nov 2018 | 1,000 | – | 3.9 | 6.0 | 28.4 | 2.9 | 4.1 | 26.5 | 4.2 | 12.8 | 10.3 | 0.9 | 1.9 |
| Norfakta | 5 Nov 2018 | 1,005 | 80.0 | 3.9 | 5.0 | 29.1 | 2.2 | 3.8 | 26.1 | 4.0 | 13.2 | 11.7 | 0.9 | 3.0 |
| Sentio | 30 Oct–5 Nov 2018 | 1,000 | 68.9 | 4.4 | 7.5 | 25.0 | 2.4 | 4.5 | 26.9 | 4.7 | 13.7 | 10.0 | 1.0 | 1.9 |
| Kantar TNS | 24–30 Oct 2018 | 990 | 79.2 | 4.8 | 7.2 | 27.6 | 2.8 | 2.3 | 26.8 | 3.0 | 13.8 | 9.0 | 2.6 | 0.8 |
| Norstat | 23–28 Oct 2018 | 693 | – | 3.5 | 6.7 | 27.2 | 3.2 | 3.7 | 24.3 | 3.9 | 14.1 | 12.1 | 1.3 | 2.9 |
| Ipsos MMI | 22–24 Oct 2018 | 947 | – | 4.0 | 7.7 | 26.0 | 2.2 | 5.1 | 26.3 | 4.4 | 10.4 | 12.4 | 1.5 | 0.3 |
| Norstat | 16–22 Oct 2018 | 941 | – | 3.9 | 7.2 | 28.7 | 2.0 | 3.7 | 25.4 | 3.6 | 13.6 | 10.3 | 1.7 | 3.3 |
| Sentio | 9–18 Oct 2018 | 1,000 | 70.3 | 3.6 | 6.6 | 28.8 | 2.4 | 2.8 | 25.7 | 4.5 | 12.7 | 10.5 | 2.5 | 3.1 |
| InFact | 9–10 Oct 2018 | 1,009 | – | 4.1 | 5.7 | 24.4 | 2.7 | 3.8 | 26.1 | 4.8 | 14.7 | 11.2 | 2.5 | 1.7 |
| Opinion Perduco | 4–10 Oct 2018 | 944 | 72.0 | 5.1 | 5.9 | 26.6 | 3.2 | 2.6 | 25.0 | 5.0 | 13.0 | 12.7 | 0.9 | 1.6 |
| Norfakta | 2–3 Oct 2018 | 1,001 | – | 4.0 | 6.6 | 28.2 | 2.2 | 2.4 | 26.0 | 4.1 | 13.3 | 11.2 | 2.1 | 2.2 |
| Respons Analyse | 1–3 Oct 2018 | 1,000 | – | 3.0 | 6.7 | 27.7 | 2.7 | 3.9 | 25.5 | 4.7 | 14.4 | 9.8 | 1.6 | 2.2 |
| Norstat | 24–29 Sep 2018 | 924 | – | 3.3 | 7.1 | 26.9 | 4.2 | 3.5 | 24.7 | 3.7 | 14.0 | 11.2 | 1.4 | 2.2 |
| Kantar TNS | 24–28 Sep 2018 | 973 | 80.9 | 4.0 | 7.6 | 26.7 | 2.4 | 4.1 | 26.7 | 3.8 | 12.7 | 10.4 | 1.4 | Tie |
| Ipsos MMI | 24–26 Sep 2018 | 932 | – | 4.6 | 6.1 | 28.7 | 2.3 | 2.3 | 25.7 | 3.0 | 14.9 | 10.1 | 2.3 | 3.0 |
| Norstat | 18–24 Sep 2018 | 932 | – | 5.0 | 6.2 | 26.6 | 2.3 | 3.4 | 24.3 | 3.0 | 15.7 | 12.0 | 1.4 | 2.3 |
| Sentio | 11–17 Sep 2018 | 1,000 | 70.7 | 4.8 | 6.3 | 28.0 | 3.8 | 3.0 | 27.4 | 3.9 | 11.8 | 9.1 | 1.8 | 0.6 |
| Respons Analyse | 6–10 Sep 2018 | 1,002 | – | 4.7 | 6.3 | 25.5 | 3.5 | 3.8 | 26.0 | 3.9 | 14.1 | 10.4 | 1.8 | 0.5 |
| Opinion Perduco | 4–10 Sep 2018 | 944 | 72.0 | 3.5 | 7.1 | 27.7 | 3.0 | 3.4 | 26.4 | 2.9 | 13.1 | 10.6 | 2.3 | 1.3 |
| Kantar TNS | 6 Sep 2018 | 979 | 73.5 | 5.5 | 6.5 | 24.9 | 2.4 | 3.5 | 29.0 | 3.7 | 10.4 | 11.6 | 2.6 | 4.1 |
| Norfakta | 4–5 Sep 2018 | 1,000 | 78.0 | 4.6 | 7.0 | 24.6 | 2.1 | 4.2 | 24.1 | 4.0 | 17.6 | 11.1 | 0.7 | 0.5 |
| Norstat | 28 Aug–2 Sep 2018 | 721 | – | 4.4 | 6.0 | 26.2 | 2.8 | 3.3 | 26.6 | 3.5 | 13.9 | 11.2 | 2.3 | 0.4 |
| Norstat | 20–26 Aug 2018 | 928 | – | 4.2 | 6.9 | 24.4 | 3.6 | 3.0 | 27.4 | 3.6 | 12.9 | 12.5 | 1.4 | 3.0 |
| Ipsos MMI | 20–25 Aug 2018 | 943 | – | 3.7 | 6.0 | 28.5 | 3.2 | 3.9 | 24.8 | 3.3 | 13.0 | 11.5 | 2.1 | 3.7 |
| Respons Analyse | 16–20 Aug 2018 | 1,001 | – | 4.1 | 7.7 | 25.9 | 2.2 | 5.2 | 25.6 | 3.9 | 14.6 | 10.3 | 0.5 | 0.3 |
| Sentio | 14–20 Aug 2018 | 1,000 | 67.8 | 4.4 | 6.4 | 25.9 | 3.4 | 3.6 | 26.6 | 4.2 | 13.3 | 10.7 | 1.4 | 0.7 |
| Norstat | 7–12 Aug 2018 | 932 | 70.9 | 5.3 | 6.1 | 23.8 | 3.4 | 3.5 | 27.5 | 4.0 | 12.7 | 11.8 | 1.8 | 3.7 |
| Norfakta | 7–8 Aug 2018 | 1,003 | – | 3.7 | 5.8 | 27.8 | 2.4 | 5.1 | 24.6 | 4.8 | 12.9 | 12.3 | 0.7 | 3.2 |
| Kantar TNS | 1–7 Aug 2018 | 982 | 75.4 | 5.3 | 8.0 | 24.4 | 2.5 | 3.6 | 26.1 | 5.3 | 10.1 | 13.6 | 1.1 | 1.7 |
| Opinion Perduco | 31 Jul–6 Aug 2018 | 953 | 72.0 | 5.8 | 6.6 | 28.2 | 4.1 | 2.4 | 23.6 | 4.2 | 12.6 | 11.2 | 1.2 | 4.6 |
| Norfakta | 3–4 Jul 2018 | 1,001 | 76.0 | 3.9 | 7.5 | 23.7 | 3.7 | 3.4 | 26.3 | 5.0 | 14.8 | 9.7 | 2.0 | 2.6 |
| Ipsos MMI | 25–27 Jun 2018 | 941 | – | 3.8 | 7.1 | 22.2 | 2.4 | 3.9 | 27.9 | 4.7 | 13.5 | 11.4 | 3.1 | 5.7 |
| Norstat | 19–25 Jun 2018 | 941 | – | 4.9 | 7.5 | 21.5 | 2.5 | 5.1 | 27.8 | 4.2 | 13.6 | 10.7 | 2.2 | 6.3 |
| Sentio | 12–16 Jun 2018 | 1,000 | 70.4 | 5.3 | 7.3 | 25.2 | 2.1 | 3.2 | 27.1 | 4.1 | 14.0 | 10.2 | 1.8 | 1.9 |
| Opinion Perduco | 5–11 Jun 2018 | 954 | 73.0 | 4.8 | 6.5 | 24.0 | 4.2 | 4.1 | 27.1 | 3.8 | 13.0 | 10.7 | 1.8 | 3.1 |
| Norfakta | 5–6 Jun 2018 | 1,002 | 79.0 | 4.4 | 6.0 | 24.1 | 3.4 | 4.5 | 29.4 | 3.0 | 12.5 | 11.3 | 1.4 | 5.3 |
| Respons Analyse | 31 May–4 Jun 2018 | 1,000 | – | 4.8 | 7.6 | 22.0 | 2.9 | 3.7 | 26.4 | 4.1 | 15.1 | 11.0 | 2.4 | 4.4 |
| Norstat | 27 May–4 Jun 2018 | 930 | – | 4.5 | 7.5 | 23.4 | 3.4 | 4.1 | 27.6 | 3.8 | 13.1 | 11.0 | 1.7 | 4.2 |
| Kantar TNS | 28 May–1 Jun 2018 | 977 | 76.2 | 5.6 | 8.5 | 23.4 | 3.2 | 4.5 | 24.5 | 5.3 | 12.4 | 11.3 | 1.3 | 1.1 |
| Ipsos MMI | 28–30 May 2018 | 939 | – | 3.2 | 7.7 | 22.9 | 3.0 | 5.9 | 27.0 | 3.8 | 13.5 | 11.1 | 1.9 | 4.1 |
| Norstat | 22–28 May 2018 | 929 | – | 4.0 | 7.2 | 23.6 | 2.7 | 4.1 | 26.4 | 4.2 | 13.9 | 11.8 | 2.3 | 2.8 |
| Sentio | 14–22 May 2018 | 1,000 | 72.3 | 3.4 | 8.0 | 23.5 | 2.9 | 3.2 | 28.4 | 3.8 | 14.0 | 10.6 | 2.3 | 4.9 |
| Opinion Perduco | 8–14 May 2018 | 945 | 73.0 | 4.4 | 7.1 | 22.8 | 3.3 | 3.8 | 26.5 | 5.5 | 15.0 | 10.5 | 1.2 | 3.7 |
| Norfakta | 8–9 May 2018 | 1,000 | 81.0 | 3.2 | 6.9 | 24.7 | 3.0 | 3.9 | 26.7 | 3.9 | 15.4 | 10.5 | 1.8 | 2.0 |
| Respons Analyse | 3–7 May 2018 | 1,002 | – | 3.5 | 7.3 | 25.5 | 3.2 | 3.5 | 26.2 | 3.7 | 16.1 | 9.5 | 1.5 | 0.7 |
| Norstat | 30 Apr–7 May 2018 | 703 | – | 3.5 | 6.5 | 26.0 | 3.2 | 3.8 | 25.5 | 3.0 | 15.9 | 11.0 | 1.6 | 0.5 |
| Kantar TNS | 30 Apr–2 May 2018 | 982 | 78.9 | 3.8 | 7.6 | 23.8 | 2.3 | 4.1 | 28.1 | 4.7 | 14.7 | 10.3 | 0.7 | 4.3 |
| Norstat | 26–30 Apr 2018 | 933 | – | 4.0 | 6.8 | 24.0 | 2.9 | 3.7 | 26.4 | 3.7 | 15.3 | 10.9 | 2.4 | 2.4 |
| Ipsos MMI | 23–25 Apr 2018 | 941 | – | 4.7 | 6.0 | 23.2 | 3.0 | 4.0 | 24.9 | 4.4 | 16.0 | 11.9 | 1.8 | 1.7 |
| Sentio | 17–23 Apr 2018 | 1,000 | 68.3 | 2.8 | 7.3 | 23.8 | 3.0 | 3.6 | 25.2 | 4.9 | 15.7 | 11.9 | 1.7 | 1.4 |
| Opinion Perduco | 10–16 Apr 2018 | 945 | 75.0 | 4.9 | 7.7 | 24.0 | 1.9 | 4.1 | 27.0 | 4.0 | 13.5 | 11.5 | 1.4 | 3.0 |
| Respons Analyse | 5–9 Apr 2018 | 1,001 | – | 3.9 | 6.2 | 23.4 | 3.1 | 4.1 | 25.8 | 4.5 | 16.2 | 10.9 | 1.8 | 2.4 |
| Norstat | 3–9 Apr 2018 | 925 | – | 3.8 | 7.5 | 25.2 | 2.5 | 3.7 | 25.1 | 3.7 | 15.8 | 10.7 | 1.9 | 0.1 |
| Kantar TNS | 3–6 Apr 2018 | 971 | 79.5 | 5.4 | 8.7 | 24.1 | 2.9 | 2.8 | 26.4 | 3.7 | 16.2 | 9.0 | 1.0 | 2.3 |
| Norfakta | 3–4 Apr 2018 | 1,000 | – | 4.3 | 7.4 | 23.2 | 3.0 | 3.6 | 26.5 | 4.1 | 17.4 | 10.6 | 0.1 | 3.3 |
| Norstat | 20–24 Mar 2018 | 955 | – | 4.0 | 6.6 | 24.3 | 2.3 | 4.3 | 25.3 | 4.8 | 15.4 | 11.0 | 1.9 | 1.0 |
| Ipsos MMI | 19–21 Mar 2018 | 935 | – | 3.3 | 6.6 | 23.7 | 2.4 | 3.2 | 23.9 | 3.8 | 20.8 | 10.2 | 2.2 | 0.2 |
| Kantar TNS | 20 Mar 2018 | 600 | 83.0 | 1.7 | 5.6 | 23.6 | 2.1 | 5.0 | 26.0 | 4.4 | 20.6 | 10.3 | 0.9 | 2.4 |
| Sentio | 13–19 Mar 2018 | 1,000 | 71.0 | 4.0 | 7.1 | 23.3 | 2.6 | 3.5 | 26.6 | 4.1 | 15.8 | 11.9 | 1.1 | 3.3 |
| Respons Analyse | 15–16 Mar 2018 | 1,002 | – | 2.5 | 6.4 | 25.1 | 3.1 | 4.4 | 26.9 | 3.2 | 15.9 | 10.8 | 1.7 | 1.8 |
| Opinion Perduco | 6–12 Mar 2018 | 951 | 72.0 | 4.5 | 6.9 | 23.3 | 3.2 | 4.6 | 27.3 | 3.6 | 14.5 | 11.0 | 1.1 | 4.0 |
| Norfakta | 6–7 Mar 2018 | 1,001 | 79.0 | 3.3 | 6.9 | 22.5 | 3.9 | 3.8 | 28.4 | 3.9 | 12.7 | 12.8 | 1.8 | 5.9 |
| Respons Analyse | 1–5 Mar 2018 | 1,003 | – | 3.1 | 7.2 | 23.4 | 3.1 | 4.7 | 28.0 | 4.4 | 13.1 | 11.6 | 1.4 | 4.6 |
| Norstat | 27 Feb–5 Mar 2018 | 930 | – | 3.2 | 7.0 | 23.3 | 2.8 | 4.3 | 27.4 | 3.2 | 15.0 | 12.3 | 1.5 | 4.1 |
| Kantar TNS | 26 Feb–3 Mar 2018 | 980 | 82.9 | 3.8 | 6.6 | 23.4 | 3.6 | 4.9 | 29.3 | 4.5 | 10.9 | 12.1 | 1.0 | 5.9 |
| Norstat | 20–25 Feb 2018 | 933 | – | 3.1 | 6.0 | 24.5 | 3.3 | 3.5 | 28.8 | 4.5 | 12.9 | 10.8 | 2.5 | 4.3 |
| Ipsos MMI | 19–21 Feb 2018 | 950 | – | 3.3 | 7.5 | 25.4 | 3.0 | 4.4 | 27.3 | 3.5 | 13.6 | 9.7 | 2.3 | 1.9 |
| Sentio | 13–19 Feb 2018 | 1,000 | 74.3 | 3.2 | 6.1 | 23.3 | 3.2 | 4.1 | 28.7 | 5.1 | 15.0 | 10.4 | 0.9 | 5.4 |
| Opinion Perduco | 6–12 Feb 2018 | 944 | 74.0 | 4.0 | 7.3 | 21.4 | 4.0 | 3.9 | 29.2 | 3.6 | 15.9 | 10.0 | 0.8 | 7.8 |
| Respons Analyse | 5–7 Feb 2018 | 1,002 | – | 3.3 | 7.2 | 24.0 | 3.6 | 4.5 | 27.9 | 3.6 | 13.6 | 10.9 | 1.4 | 3.9 |
| Norstat | 30 Jan–5 Feb 2018 | 943 | – | 2.9 | 8.6 | 22.4 | 3.7 | 3.8 | 28.9 | 3.9 | 13.1 | 11.2 | 1.5 | 6.5 |
| Kantar TNS | 29 Jan–5 Feb 2018 | 985 | 80.7 | 3.6 | 6.3 | 23.6 | 3.4 | 5.8 | 29.1 | 3.8 | 12.0 | 11.2 | 1.1 | 5.5 |
| Norfakta | 30–31 Jan 2018 | 1,003 | 77.0 | 2.6 | 7.7 | 23.9 | 3.5 | 4.2 | 27.9 | 4.3 | 13.4 | 11.0 | 1.5 | 4.0 |
| Norstat | 23–28 Jan 2018 | 936 | – | 2.8 | 7.4 | 22.7 | 2.7 | 4.0 | 29.9 | 4.3 | 12.8 | 11.0 | 2.3 | 7.2 |
| Ipsos MMI | 22–24 Jan 2018 | 893 | – | 3.0 | 7.6 | 25.4 | 3.0 | 4.6 | 26.2 | 3.7 | 12.5 | 12.1 | 1.9 | 0.8 |
| Sentio | 16–21 Jan 2018 | 1,000 | 70.2 | 3.1 | 7.6 | 22.7 | 3.2 | 3.0 | 30.5 | 4.5 | 13.4 | 10.1 | 2.0 | 7.8 |
| Opinion Perduco | 9–15 Jan 2018 | 968 | 72.0 | 3.0 | 7.3 | 20.8 | 3.0 | 4.5 | 30.1 | 4.6 | 14.5 | 10.8 | 1.0 | 9.3 |
| Respons Analyse | 10–12 Jan 2018 | 1,000 | – | 2.9 | 7.5 | 23.2 | 2.8 | 4.1 | 29.4 | 4.4 | 13.2 | 11.3 | 1.2 | 6.2 |
| Respons Analyse | 8–10 Jan 2018 | 1,000 | 81.0 | 2.7 | 7.7 | 23.1 | 2.7 | 4.1 | 27.1 | 4.1 | 15.5 | 10.7 | 2.3 | 4.0 |
| Kantar TNS | 3–9 Jan 2018 | 968 | 80.6 | 3.0 | 8.6 | 19.4 | 2.6 | 4.3 | 30.5 | 4.5 | 14.8 | 10.9 | 1.5 | 11.1 |
| Norstat | 2–8 Jan 2018 | 977 | – | 2.9 | 8.3 | 20.1 | 2.7 | 3.6 | 28.7 | 4.6 | 14.9 | 12.2 | 2.0 | 8.6 |
| Norfakta | 2–3 Jan 2018 | 1,000 | – | 3.1 | 5.7 | 24.2 | 3.8 | 4.7 | 29.1 | 3.3 | 14.5 | 10.3 | 1.4 | 4.9 |
| Ipsos MMI | 18–20 Dec 2017 | 929 | – | 1.9 | 8.0 | 26.3 | 2.6 | 4.8 | 26.5 | 4.3 | 13.7 | 10.1 | 1.9 | 0.2 |
| Norstat | 12–18 Dec 2017 | 949 | – | 2.9 | 8.4 | 26.0 | 3.6 | 3.4 | 26.5 | 3.6 | 13.9 | 10.6 | 1.2 | 0.5 |
| Sentio | 5–11 Dec 2017 | 1,000 | 76.8 | 2.6 | 6.0 | 25.9 | 3.7 | 3.5 | 26.5 | 4.6 | 14.9 | 10.6 | 1.7 | 0.6 |
| Kantar TNS | 4–8 Dec 2017 | 974 | 79.6 | 2.8 | 6.9 | 26.0 | 3.5 | 4.3 | 26.6 | 4.1 | 14.8 | 9.7 | 1.3 | 0.6 |
| Norfakta | 5–6 Dec 2017 | 1,000 | 83.0 | 2.1 | 7.0 | 26.7 | 3.3 | 4.7 | 27.5 | 3.7 | 13.6 | 10.2 | 1.2 | 0.8 |
| Opinion Perduco | 28 Nov–4 Dec 2017 | 960 | 76.0 | 2.5 | 6.0 | 26.6 | 4.4 | 3.4 | 25.8 | 3.9 | 14.9 | 11.5 | 0.9 | 0.8 |
| Norstat | 21–27 Nov 2017 | 939 | – | 1.7 | 7.1 | 25.8 | 2.9 | 3.9 | 26.8 | 4.6 | 14.7 | 11.2 | 1.2 | 1.0 |
| Ipsos MMI | 20–22 Nov 2017 | 918 | – | 2.8 | 5.4 | 27.9 | 3.9 | 4.8 | 25.0 | 3.8 | 15.9 | 8.6 | 1.9 | 2.9 |
| Norstat | 14–20 Nov 2017 | 955 | – | 2.9 | 7.0 | 27.1 | 2.9 | 3.8 | 26.1 | 4.0 | 16.1 | 9.3 | 0.8 | 1.0 |
| Sentio | 7–13 Nov 2017 | 1,000 | 79.2 | 3.0 | 6.7 | 25.6 | 2.8 | 3.9 | 28.2 | 4.0 | 13.2 | 10.9 | 1.7 | 2.6 |
| Kantar TNS | 6–10 Nov 2017 | 972 | 85.4 | 3.9 | 7.4 | 25.3 | 1.9 | 5.9 | 26.9 | 3.1 | 12.7 | 11.5 | 1.4 | 1.6 |
| Norfakta | 7–8 Nov 2017 | 1,003 | 85.0 | 3.3 | 7.3 | 26.6 | 1.9 | 3.7 | 27.0 | 3.2 | 14.6 | 10.5 | 1.9 | 0.4 |
| Opinion Perduco | 31 Oct–6 Nov 2017 | 956 | 79.0 | 2.8 | 7.3 | 25.1 | 3.8 | 4.3 | 25.7 | 4.0 | 14.9 | 11.2 | 0.9 | 0.6 |
| Norstat | 25–31 Oct 2017 | 937 | – | 2.4 | 7.5 | 26.0 | 2.7 | 3.7 | 25.9 | 4.2 | 14.5 | 11.7 | 1.5 | 0.1 |
| Ipsos MMI | 23–25 Oct 2017 | 947 | – | 3.4 | 5.9 | 27.4 | 2.9 | 3.8 | 25.8 | 3.7 | 13.5 | 10.9 | 2.7 | 1.6 |
| Norstat | 17–23 Oct 2017 | 942 | – | 3.2 | 6.5 | 26.5 | 3.2 | 4.9 | 25.6 | 4.1 | 13.7 | 10.7 | 1.6 | 0.9 |
| Sentio | 10–16 Oct 2017 | 1,000 | 79.9 | 3.1 | 7.3 | 25.2 | 4.9 | 4.6 | 25.2 | 3.2 | 14.6 | 10.2 | 1.8 | Tie |
| Opinion Perduco | 3–9 Oct 2017 | 958 | 80.0 | 2.2 | 6.0 | 25.8 | 4.8 | 4.1 | 26.7 | 4.1 | 14.9 | 10.6 | 0.8 | 0.9 |
| Kantar TNS | 2–6 Oct 2017 | 975 | – | 3.7 | 6.4 | 25.4 | 3.4 | 4.8 | 29.2 | 3.2 | 13.1 | 9.3 | 1.6 | 3.8 |
| Norfakta | 3–4 Oct 2017 | 1,000 | 85.0 | 1.8 | 6.5 | 25.8 | 3.6 | 3.4 | 27.6 | 4.4 | 13.4 | 11.4 | 2.1 | 1.8 |
| Norstat | 27 Sep–1 Oct 2017 | 941 | – | 2.5 | 7.5 | 26.4 | 3.0 | 4.2 | 25.6 | 3.9 | 14.3 | 10.6 | 1.9 | 0.8 |
| Ipsos MMI | 25–27 Sep 2017 | 935 | – | 2.7 | 7.4 | 26.1 | 3.3 | 5.4 | 24.4 | 3.9 | 14.4 | 10.2 | 2.3 | 1.7 |
| Norstat | 19–25 Sep 2017 | 936 | – | 3.7 | 7.3 | 24.9 | 2.8 | 4.7 | 25.1 | 3.2 | 15.0 | 11.3 | 1.9 | 0.2 |
| Sentio | 12–18 Sep 2017 | 1,000 | 80.1 | 2.4 | 6.4 | 26.2 | 3.3 | 3.9 | 26.8 | 3.9 | 14.7 | 11.4 | 0.9 | 0.6 |
| 2017 election | 11 Sep 2017 | – | 78.1 | 2.4 | 6.0 | 27.4 | 3.2 | 4.4 | 25.0 | 4.2 | 15.2 | 10.3 | 1.7 | 2.4 |