CIPA (Camera & Imaging Products Association in Japan) published their camera production data for August, 2020 (orange: 2020, black: 2019, blue: 2018, click for larger view):
August 2020 CIPA numbers
DSLR units grew by 39,000 units as compared to July. Mirrorless units grew by only 9500 units, although cumulative mirrorless share still rose slightly.
At current pace, total ILC bodies in 2020 will be between 4.1 and 4.456 million units. It was 8.46 million in 2019, 10.76 million in 2018 and 11.68 million in 2017.
Year to Date (all comparisons to Jan-Aug 2019):
DSLR Units : 1320K -55% YTD
DSLR Shipped Value: ¥55.9 billion -52% YTD
Mirrorless Units: 1442K -37% YTD
Mirrorless Shipped Value: ¥111.39 billion -34% YTD
Compact Units: 2.09m -54% YTD
Compact Shipped Value: ¥44.78 billion -48% YTD
Lenses for smaller than 35mm Units: 3.036 million -48% YTD
Lenses for smaller than 35mm Shipped Value: ¥43.9 billion -45% YTD
Lenses for 35mm and larger Units: 1.99 million, -38% YTD
Lenses for 35mm and larger Shipped Value: ¥98.2 billion -37% YTD
Mirrorless unit share (of Mirrorless + DSLR) 52.2% (was 44% Jan-Aug 2019)
Mirrorless Shipped Value share 66.6% (was 59.1% Jan-Aug 2019)
The ratio of lenses shipped to bodies shipped is 1.82 for Jan-Aug 2020. It was 1.72 Jan-Aug 2019
List of participating CIPA companies can be found here.
Source: CIPA (thanks ZoetMB)