But aside from that year, this industry has aggregately experienced healthy growth, a sign that consumers continue to invest money in their current vehicles, either as repairs or preventative maintenance.

FORBES: Our Aging Population, and I Don't Mean People

However, the iShares Dow Jones U.S. Home Construction Index Fund (NYSE: ITB) holds seven of the ten homebuilders, excluding Beazer Homes, Brookfield Homes, and Hovnanian, and these seven holdings aggregately make up more than 41% of the ETF.

FORBES: Homebuilder Heavy ETFs