Home-equity lending in 2011 fell to its lowest level in more than 20 years as crumbling house prices and rigid underwriting continued to hammer away at second mortgage lending. Banks, savings institutions and credit unions reported a total of $803.6 billion of home-equity loans in their portfolios at the end of the year, down 7.2 percent from the previous December. Depository institutions accounted for the lion’s share, 92.1 percent, of the $873.0 billion home-equity market. Finance companies were the only other significant player in the market, with $49.0 billion at the...(Includes two data charts)