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

South Korea Korea: Office / Inventory Index (Seasonally Adjusted) (BOK ECOS) was up 69.4% year on year in September 2026, compared with 121.2% in August 2026.
The level stood at 126.7 2020=100.
Over the past ten years it has ranged from −70.7% (Dec 2022) to 361.9% (Dec 2023), averaging 10.9%.

- Source agency: Bank of Korea
- Makrognosis code: `KR.IP.M.NSA.ITEM-I31AAG-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-office-inventory-index-seasonally-adjusted-bok-ecos

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 126.7 2020=100 | 69.4 |
| August 2026 | 123.2 2020=100 | 121.2 |
| July 2026 | 122.6 2020=100 | 75.9 |
| June 2026 | 103.7 2020=100 | 19.6 |
| May 2026 | 102.6 2020=100 | 30.0 |
| April 2026 | 111.5 2020=100 | 6.3 |
| March 2026 | 74.10 2020=100 | −23.1 |
| February 2026 | 92.90 2020=100 | −1.6 |
| January 2026 | 97.40 2020=100 | 24.4 |
| December 2025 | 73.60 2020=100 | −23.3 |
| November 2025 | 56.20 2020=100 | −29.2 |
| October 2025 | 74.00 2020=100 | −55.7 |
| September 2025 | 74.80 2020=100 | −47.9 |
| August 2025 | 55.70 2020=100 | −59.3 |
| July 2025 | 69.70 2020=100 | −51.0 |
| June 2025 | 86.70 2020=100 | −41.9 |
| May 2025 | 78.90 2020=100 | −49.0 |
| April 2025 | 104.9 2020=100 | −5.2 |
| March 2025 | 96.40 2020=100 | −16.2 |
| February 2025 | 94.40 2020=100 | −8.3 |
| January 2025 | 78.30 2020=100 | −32.0 |
| December 2024 | 96.00 2020=100 | −37.6 |
| November 2024 | 79.40 2020=100 | −8.3 |
| October 2024 | 167.1 2020=100 | 140.1 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.IP.M.NSA.ITEM-I31AAG-I10F"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.IP.M.NSA.ITEM-I31AAG-I10F",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```