Survey Data

	Percentage of houses or number of windows	Total houses surveyed	Change since 2006
Houses with all windows OK	33%	7713	15%
Total windows - all houses	100,694	7713	49,888 total windows in 3,662 houses
Windows - average number per house	13.1	7713	13.8 windows per house 2006
Windows not functioning OK (maybe unable to open and close easily or cracked glazing)	27,013	7713	24,209 windows in 3,662 houses were not functioning
Windows―average number not OK per house	3	7713	6.7 windows per house not OK in 2006