# South Korea Korea: Frozen marine products / Contractual Currency Basis (BOK ECOS)

South Korea Korea: Frozen marine products / Contractual Currency Basis (BOK ECOS) was up 44.7% year on year in October 2026, compared with 47.4% in September 2026.
The level stood at 184.5 2020=100.
Over the past ten years it has ranged from −17.7% (Nov 2023) to 53.7% (Jun 2026), averaging 5.4%.

- Source agency: Bank of Korea
- Makrognosis code: `KR.XPI.M.NSA.ITEM-101421AA-C`
- Frequency: monthly
- Units: 2020=100
- Coverage: 2016-01-01 to 2026-10-01 (130 observations)
- Page: https://makrognosis.robomacro.com/data/south-korea/korea-frozen-marine-products-contractual-currency-basis-bok-ecos

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| October 2026 | 184.5 2020=100 | 44.7 |
| September 2026 | 183.2 2020=100 | 47.4 |
| August 2026 | 179.9 2020=100 | 46.8 |
| July 2026 | 175.5 2020=100 | 47.0 |
| June 2026 | 174.8 2020=100 | 53.7 |
| May 2026 | 171.1 2020=100 | 50.6 |
| April 2026 | 167.4 2020=100 | 50.4 |
| March 2026 | 148.5 2020=100 | 30.0 |
| February 2026 | 140.0 2020=100 | 23.7 |
| January 2026 | 128.8 2020=100 | 14.0 |
| December 2025 | 129.6 2020=100 | 15.0 |
| November 2025 | 127.7 2020=100 | 14.1 |
| October 2025 | 127.5 2020=100 | 14.9 |
| September 2025 | 124.3 2020=100 | 14.1 |
| August 2025 | 122.6 2020=100 | 12.7 |
| July 2025 | 119.4 2020=100 | 6.6 |
| June 2025 | 113.7 2020=100 | −0.3 |
| May 2025 | 113.6 2020=100 | −0.2 |
| April 2025 | 111.3 2020=100 | 1.8 |
| March 2025 | 114.2 2020=100 | −1.3 |
| February 2025 | 113.2 2020=100 | −3.5 |
| January 2025 | 113.0 2020=100 | −3.9 |
| December 2024 | 112.7 2020=100 | −4.3 |
| November 2024 | 111.9 2020=100 | −2.8 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.XPI.M.NSA.ITEM-101421AA-C"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.XPI.M.NSA.ITEM-101421AA-C",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```