# United Kingdom Implied GDP deflator at market prices: SA Index ()

United Kingdom Implied GDP deflator at market prices: SA Index () was up 2.4% year on year in Q2 2026, compared with 3.1% in Q1 2026.
The level stood at 101.3 (index).
That is the lowest reading since Q3 2021.
Over the past ten years it has ranged from −4.5% (Q2 2021) to 9.5% (Q2 2020), averaging 3.3%.

- Source agency: UK Office for National Statistics
- Makrognosis code: `UK.GDP.Q.SA.ITEM-L8GG.MEASURE-IDEF`
- Frequency: quarterly
- Units: index
- Coverage: 1955-01-01 to 2026-04-01 (286 observations)
- Page: https://makrognosis.robomacro.com/data/united-kingdom/implied-gdp-deflator-at-market-prices-sa-index

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| Q2 2026 | 101.3 | 2.4 |
| Q1 2026 | 101.1 | 3.1 |
| Q4 2025 | 100.3 | 3.2 |
| Q3 2025 | 99.70 | 3.3 |
| Q2 2025 | 98.99 | 3.8 |
| Q1 2025 | 97.99 | 3.9 |
| Q4 2024 | 97.15 | 4.4 |
| Q3 2024 | 96.55 | 3.9 |
| Q2 2024 | 95.33 | 3.5 |
| Q1 2024 | 94.27 | 3.6 |
| Q4 2023 | 93.07 | 3.9 |
| Q3 2023 | 92.94 | 6.5 |
| Q2 2023 | 92.13 | 7.2 |
| Q1 2023 | 90.98 | 7.9 |
| Q4 2022 | 89.62 | 7.8 |
| Q3 2022 | 87.30 | 6.5 |
| Q2 2022 | 85.92 | 5.8 |
| Q1 2022 | 84.34 | 2.9 |
| Q4 2021 | 83.15 | 2.9 |
| Q3 2021 | 81.99 | 0.6 |
| Q2 2021 | 81.18 | −4.5 |
| Q1 2021 | 81.98 | 3.8 |
| Q4 2020 | 80.81 | 2.9 |
| Q3 2020 | 81.48 | 4.4 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/UK.GDP.Q.SA.ITEM-L8GG.MEASURE-IDEF"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/UK.GDP.Q.SA.ITEM-L8GG.MEASURE-IDEF",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```