The relatively low gasoline prices made me take another look at the mix of vehicles being sold.
This graph shows the percent of light vehicle sales between passenger cars and trucks / SUVs through July 2020.
Click on graph for larger image.
Over time the mix has changed toward more and more towards light trucks and SUVs.
Only when oil prices are high, does the trend slow or reverse.
The percent of light trucks and SUVs was at 76% in July 2020.