# United Kingdom CPI INDEX 07.3.4 : PASSENGER TRANSPORT BY SEA AND INLAND WATERWAY 2015=100 ()

United Kingdom CPI INDEX 07.3.4 : PASSENGER TRANSPORT BY SEA AND INLAND WATERWAY 2015=100 () was up 3.6% year on year in September 2026, compared with 2.0% in August 2026.
The level stood at 174.3 (index (2015=100)).
Over the past ten years it has ranged from −9.0% (Apr 2018) to 19.7% (Apr 2019), averaging 4.9%.

- Source agency: UK Office for National Statistics
- Makrognosis code: `UK.CPI.M.NSA.COICOP-07-3-4`
- Frequency: monthly
- Units: index (2015=100)
- Coverage: 1996-01-01 to 2026-09-01 (369 observations)
- Page: https://makrognosis.robomacro.com/data/united-kingdom/cpi-index-07-3-4-passenger-transport-by-sea-and-inland-waterway-2015-100

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 174.3 | 3.6 |
| August 2026 | 204.6 | 2.0 |
| July 2026 | 201.2 | 7.1 |
| June 2026 | 176.6 | 5.7 |
| May 2026 | 177.5 | 11.8 |
| April 2026 | 171.7 | −2.9 |
| March 2026 | 158.0 | 3.7 |
| February 2026 | 161.8 | −0.2 |
| January 2026 | 154.5 | 1.5 |
| December 2025 | 146.8 | −1.4 |
| November 2025 | 150.3 | 3.1 |
| October 2025 | 150.2 | 0.3 |
| September 2025 | 168.3 | 5.5 |
| August 2025 | 200.5 | 4.7 |
| July 2025 | 187.8 | 3.5 |
| June 2025 | 167.0 | −3.1 |
| May 2025 | 158.7 | −3.1 |
| April 2025 | 176.8 | 13.6 |
| March 2025 | 152.3 | 0.8 |
| February 2025 | 162.1 | 3.5 |
| January 2025 | 152.2 | 4.0 |
| December 2024 | 148.9 | 3.6 |
| November 2024 | 145.8 | 3.3 |
| October 2024 | 149.8 | 1.3 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/UK.CPI.M.NSA.COICOP-07-3-4"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/UK.CPI.M.NSA.COICOP-07-3-4",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```