Gross mortgage lending dropped to £22.6bn, its lowest level since May 2005, the Council of Mortgage Lenders (CML) has said. According to CML, a typical fall between November and December is 6%. In November, the fall was 25% from £29.9 billion the same month the previous year, and 21% from £28.6 billion in December 2006. "The ‘credit crunch’ moved into …