# United Kingdom 04.5.2 Gas IDEF SA 2023=100 ()

United Kingdom 04.5.2 Gas IDEF SA 2023=100 () was down 14.1% year on year in Q2 2026, compared with −6.0% in Q1 2026.
The level stood at 86.50 (index (2023=100)).
That is the lowest reading since Q3 2024.
Over the past ten years it has ranged from −36.6% (Q4 2023) to 139.6% (Q4 2022), averaging 7.6%.

- Source agency: UK Office for National Statistics
- Makrognosis code: `UK.HHCONS.Q.SA.COICOP-04-5-2.MEASURE-IDEF`
- Frequency: quarterly
- Units: index (2023=100)
- Coverage: 1997-01-01 to 2026-04-01 (118 observations)
- Page: https://makrognosis.robomacro.com/data/united-kingdom/04-5-2-gas-idef-sa-2023-100

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| Q2 2026 | 86.50 | −14.1 |
| Q1 2026 | 91.60 | −6.0 |
| Q4 2025 | 95.00 | −3.4 |
| Q3 2025 | 103.1 | 4.6 |
| Q2 2025 | 100.7 | 6.8 |
| Q1 2025 | 97.40 | −10.8 |
| Q4 2024 | 98.30 | −4.7 |
| Q3 2024 | 98.60 | −20.7 |
| Q2 2024 | 94.30 | −35.2 |
| Q1 2024 | 109.2 | −25.5 |
| Q4 2023 | 103.1 | −36.6 |
| Q3 2023 | 124.3 | −2.7 |
| Q2 2023 | 145.5 | 32.2 |
| Q1 2023 | 146.6 | 137.6 |
| Q4 2022 | 162.7 | 139.6 |
| Q3 2022 | 127.8 | 87.7 |
| Q2 2022 | 110.1 | 70.7 |
| Q1 2022 | 61.70 | 5.8 |
| Q4 2021 | 67.90 | 23.2 |
| Q3 2021 | 68.10 | 2.9 |
| Q2 2021 | 64.50 | 7.3 |
| Q1 2021 | 58.30 | −6.4 |
| Q4 2020 | 55.10 | −12.1 |
| Q3 2020 | 66.20 | −7.3 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/UK.HHCONS.Q.SA.COICOP-04-5-2.MEASURE-IDEF"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/UK.HHCONS.Q.SA.COICOP-04-5-2.MEASURE-IDEF",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```