From 2013 to 2023, the healthcare expenditure on hospitals in the UK as a unit of GDP showed subtle fluctuations, starting at 4.02 and remaining relatively stable around 4.1. Notable year-on-year variations include a peak increase of 1.73% from 2014 to 2015 and the largest drop of 0.97% in 2018. Over the most recent 5-year period, the compound annual growth rate (CAGR) turned positive at approximately 0.098% by 2023.

Anticipating future trends:

Modest and steady growth in expenditure from 2024 to 2028.
A forecasted 5-year CAGR of 0.1%, suggesting minimal but stable increases each year.
A predicted slight overall growth rate of 0.49% by 2028.