1. Data are for full-time equivalent ambulance paramedics in England.
2. From April 2019, the Ambulance Staff matrix of the NHS Occupation Code manual underwent a significant change to identify staff in greater detail. This may explain some of the fluctuation in data as these staff are recoded by NHS trusts according to the new categories.
3. The target for this measure begins on the chart in July 2019, after the publication of the Interim NHS People Plan, and stops at the end of the calendar year in December 2023.