# Real GDP: Real GDP by state: Air transportation (481) — Illinois (chained 2017 USD mn)

Real GDP: Real GDP by state: Air transportation (481) — Illinois (chained 2017 USD mn) was 10,905 chained 2017 USD mn in 2025, up 2.2% from 2024.
That is the highest reading since the series began in 1997.
Over the past ten years it has ranged from 5,399.4 chained 2017 USD mn (2020) to 10,905 chained 2017 USD mn (2025), averaging 8,827.8 chained 2017 USD mn.

- Source agency: U.S. Bureau of Economic Analysis (Regional Economic Accounts)
- Makrognosis code: `US-IL.GDP.A.NSA.IND-BEA37`
- Frequency: annual
- Units: chained 2017 USD mn
- Coverage: 1997-01-01 to 2025-01-01 (29 observations)
- Page: https://makrognosis.robomacro.com/data/united-states/real-gdp-real-gdp-by-state-air-transportation-481-illinois-chained-2017

## Recent data

| Period | Value |
|---|---:|
| 2025 | 10,905 chained 2017 USD mn |
| 2024 | 10,673 chained 2017 USD mn |
| 2023 | 9,627.8 chained 2017 USD mn |
| 2022 | 8,927.9 chained 2017 USD mn |
| 2021 | 7,929.8 chained 2017 USD mn |
| 2020 | 5,399.4 chained 2017 USD mn |
| 2019 | 9,066.3 chained 2017 USD mn |
| 2018 | 9,343.2 chained 2017 USD mn |
| 2017 | 9,106.5 chained 2017 USD mn |
| 2016 | 8,339.3 chained 2017 USD mn |
| 2015 | 7,787.5 chained 2017 USD mn |
| 2014 | 7,717.9 chained 2017 USD mn |
| 2013 | 7,392.6 chained 2017 USD mn |
| 2012 | 7,202.2 chained 2017 USD mn |
| 2011 | 7,640.5 chained 2017 USD mn |
| 2010 | 7,639.0 chained 2017 USD mn |
| 2009 | 6,397.6 chained 2017 USD mn |
| 2008 | 6,544.2 chained 2017 USD mn |
| 2007 | 7,039.6 chained 2017 USD mn |
| 2006 | 8,570.3 chained 2017 USD mn |
| 2005 | 5,379.8 chained 2017 USD mn |
| 2004 | 5,752.3 chained 2017 USD mn |
| 2003 | 4,632.2 chained 2017 USD mn |
| 2002 | 4,723.2 chained 2017 USD mn |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/US-IL.GDP.A.NSA.IND-BEA37"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/US-IL.GDP.A.NSA.IND-BEA37",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```