Per the stats highway fatalities for the first 4 months of 2020 in Montana are down almost 29% on the interstates and 11% on the rural roads. A direct reflection of the shutdown. I'm sure the percentages in the other states are similar.
These numbers offset the covid death numbers.
https://r.search.yahoo.com/_ylt=AwrX...ef1VDNYtzrkWc-