From the data provided, the household expenditure on postal services in France remains stable at 20 Euros per capita from 2024 to 2028. This indicates no year-on-year variation or growth, suggesting a flat demand over this period. In 2023, the value was already at 20 Euros per capita, illustrating no change into the forecasted years. As a result, the Compounded Annual Growth Rate (CAGR) over these years is 0%.

Future trends to watch for:

Impact of digital communication tools reducing demand for traditional postal services.
Innovations in postal services or changes in pricing that might influence consumer expenditure.
Potential policy changes affecting postal operations and associated costs.