The use of robots in manufacturing industries worldwide is "accelerating at a high rate" as the average robot density has nearly doubled in the past five years, rising to 126 units per 10,000 employees in 2020, the International Federation of Robotics (IFR) has said.

The average robot density was highest in Asia or Australia with 134 units, followed by Europe with 123 units and the Americas with 111 units, according to the "2021 World Robot Report" published by the IFR.