# South Korea Korea: Electricity / Inventory Index (Seasonally Adjusted) (BOK ECOS)

South Korea Korea: Electricity / Inventory Index (Seasonally Adjusted) (BOK ECOS) was up 65.5% year on year in September 2026, compared with 66.2% in August 2026.
The level stood at 151.3 2020=100.
Over the past ten years it has ranged from −19.5% (Jul 2023) to 66.2% (Aug 2026), averaging 5.8%.

- Source agency: Bank of Korea
- Makrognosis code: `KR.IP.M.NSA.ITEM-I31AAB-I10F`
- Frequency: monthly
- Units: 2020=100
- Coverage: 2016-01-01 to 2026-09-01 (129 observations)
- Page: https://makrognosis.robomacro.com/data/south-korea/korea-electricity-inventory-index-seasonally-adjusted-bok-ecos

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 151.3 2020=100 | 65.5 |
| August 2026 | 150.9 2020=100 | 66.2 |
| July 2026 | 144.4 2020=100 | 57.3 |
| June 2026 | 135.2 2020=100 | 46.5 |
| May 2026 | 128.3 2020=100 | 35.2 |
| April 2026 | 116.8 2020=100 | 15.6 |
| March 2026 | 117.1 2020=100 | 20.5 |
| February 2026 | 130.9 2020=100 | 46.7 |
| January 2026 | 122.4 2020=100 | 36.8 |
| December 2025 | 109.2 2020=100 | 23.4 |
| November 2025 | 98.00 2020=100 | 7.3 |
| October 2025 | 98.20 2020=100 | −1.3 |
| September 2025 | 91.40 2020=100 | −5.5 |
| August 2025 | 90.80 2020=100 | −3.9 |
| July 2025 | 91.80 2020=100 | −1.6 |
| June 2025 | 92.30 2020=100 | −0.5 |
| May 2025 | 94.90 2020=100 | 1.8 |
| April 2025 | 101.0 2020=100 | 12.2 |
| March 2025 | 97.20 2020=100 | 4.0 |
| February 2025 | 89.20 2020=100 | −9.5 |
| January 2025 | 89.50 2020=100 | −7.5 |
| December 2024 | 88.50 2020=100 | −16.7 |
| November 2024 | 91.30 2020=100 | −8.7 |
| October 2024 | 99.50 2020=100 | −0.6 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.IP.M.NSA.ITEM-I31AAB-I10F"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.IP.M.NSA.ITEM-I31AAB-I10F",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```