Nikkei published the latest digital camera global market shares for 2020 and the top brands are:
Canon, Sony, and Nikon control about 80% of the market with Fujifilm and Panasonic controlling about 10% and others makes controlling about the last 10% of the market. The global disruption of COVID seems to have shaken the camera market up quite a bit and it will be interesting to see how things recover over the years to come.