It's not a vote, it's data from the Bureau of Transportation Statistics sorted into a table so the company doing the ranking can flog insurance. Although, it looks like they've used two different years for the roads and bridges, as the number for the roads is the most recent available, 2020, but the number for the bridges seems to be from 2021, even though 2020 would be the proper comparison and 2022 is the most recent year.