"[In 2018] total sales volume for digital cameras dropped by a whopping 22%. The story is perhaps rosiest for Canon, whose 40.5% market share represents an increase of 3.9% over 2017. Meanwhile, its closest competitors both saw market share drop, with Nikon logging 19.1% (a decrease of 2.7%) and Sony at 17.7% (a drop of 0.7%)" from your link.
"So far, 2019 is continuing that trend" (downwards).
"So far, 2019 is continuing that trend" (downwards).