# South Korea Korea: Excluding energy / Won Basis (BOK ECOS)

South Korea Korea: Excluding energy / Won Basis (BOK ECOS) was up 8.1% year on year in September 2026, compared with 11.1% in August 2026.
The level stood at 135.0 2020=100.
Over the past ten years it has ranged from −8.3% (Jul 2023) to 19.5% (Nov 2021), averaging 4.0%.

- Source agency: Bank of Korea
- Makrognosis code: `KR.MPI.M.NSA.ITEM-502AA-W`
- Frequency: monthly
- Units: 2020=100
- Coverage: 2016-01-01 to 2026-09-01 (129 observations)
- Page: https://makrognosis.robomacro.com/data/south-korea/korea-excluding-energy-won-basis-bok-ecos

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 135.0 2020=100 | 8.1 |
| August 2026 | 138.2 2020=100 | 11.1 |
| July 2026 | 144.1 2020=100 | 17.0 |
| June 2026 | 146.0 2020=100 | 19.3 |
| May 2026 | 147.3 2020=100 | 18.7 |
| April 2026 | 146.7 2020=100 | 14.6 |
| March 2026 | 144.7 2020=100 | 11.6 |
| February 2026 | 134.6 2020=100 | 4.9 |
| January 2026 | 134.4 2020=100 | 4.5 |
| December 2025 | 133.5 2020=100 | 5.2 |
| November 2025 | 131.9 2020=100 | 6.1 |
| October 2025 | 128.9 2020=100 | 4.8 |
| September 2025 | 124.9 2020=100 | 2.9 |
| August 2025 | 124.3 2020=100 | 0.8 |
| July 2025 | 123.2 2020=100 | −2.2 |
| June 2025 | 122.4 2020=100 | −2.6 |
| May 2025 | 124.1 2020=100 | −0.3 |
| April 2025 | 128.0 2020=100 | 3.1 |
| March 2025 | 129.7 2020=100 | 7.6 |
| February 2025 | 128.3 2020=100 | 6.7 |
| January 2025 | 128.6 2020=100 | 7.2 |
| December 2024 | 127.0 2020=100 | 7.7 |
| November 2024 | 124.3 2020=100 | 5.3 |
| October 2024 | 123.0 2020=100 | 1.6 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.MPI.M.NSA.ITEM-502AA-W"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.MPI.M.NSA.ITEM-502AA-W",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```