# United Kingdom IOP: 20B:Manufacture of petrochemicals - 20.14/16/17/60: CVMSA ()

United Kingdom IOP: 20B:Manufacture of petrochemicals - 20.14/16/17/60: CVMSA () was down 3.8% year on year in September 2026, compared with −0.7% in August 2026.
The level stood at 86.60 (index).
Over the past ten years it has ranged from −45.5% (Sep 2021) to 46.7% (Feb 2019), averaging −4.5%.

- Source agency: UK Office for National Statistics
- Makrognosis code: `UK.IP.M.SA.NACE-C20B`
- Frequency: monthly
- Units: index
- Coverage: 1990-01-01 to 2026-09-01 (441 observations)
- Page: https://makrognosis.robomacro.com/data/united-kingdom/iop-20b-manufacture-of-petrochemicals-20-14-16-17-60-cvmsa

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 86.60 | −3.8 |
| August 2026 | 88.70 | −0.7 |
| July 2026 | 89.30 | −0.4 |
| June 2026 | 94.10 | 2.3 |
| May 2026 | 88.90 | −1.4 |
| April 2026 | 89.10 | −5.1 |
| March 2026 | 81.20 | −17.1 |
| February 2026 | 89.40 | −0.3 |
| January 2026 | 86.30 | −9.6 |
| December 2025 | 88.90 | −5.3 |
| November 2025 | 99.30 | 2.4 |
| October 2025 | 93.60 | −4.0 |
| September 2025 | 90.00 | −13.3 |
| August 2025 | 89.30 | −18.2 |
| July 2025 | 89.70 | −17.5 |
| June 2025 | 92.00 | −12.8 |
| May 2025 | 90.20 | −6.3 |
| April 2025 | 93.90 | −7.4 |
| March 2025 | 98.00 | 5.6 |
| February 2025 | 89.70 | −10.1 |
| January 2025 | 95.50 | 1.6 |
| December 2024 | 93.90 | −4.2 |
| November 2024 | 97.00 | 5.5 |
| October 2024 | 97.50 | 11.0 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/UK.IP.M.SA.NACE-C20B"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/UK.IP.M.SA.NACE-C20B",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```