This is in the top five of the most engaging pages in January 2022 on FT.com.

KONE, a global leader in the elevator and escalator industry, has analyzed data from its global elevator portfolio to tell the story of the flow of people in cities around the world over the course of the Covid-19 pandemic.

The data collected covers the period from before the first lockdowns confined most populations to their homes, to the present day, and provides an original data set for illustrating the return of people to workplaces, educational institutions, hotels and within residential buildings.