The scope of expenditure covered by the Antipol survey changed in 2021 and 2022, after remaining unchanged from 2000 to 2020. In 2021, expenditure on studies and investment aimed at improving the management of natural resources was newly collected, including sustainable water management, the use of renewable energy, and less energy-intensive production equipment.
In 2022, investment expenditure aimed at optimising energy use was also included, such as variable-speed drives for compressors, energy management systems, and thermal insulation works for buildings or equipment.