-
-
|
End Date
|
Jan 2004
|
Jan 2005
|
Jan 2006
|
Jan 2007
|
Jan 2009
|
Jan 2010
|
Jan 2011
|
|
Increased a lot
|
6%
|
3%
|
9%
|
5%
|
5%
|
5%
|
4%
|
|
Increased a little
|
23%
|
24%
|
27%
|
28%
|
23%
|
17%
|
17%
|
|
Stayed the same
|
47%
|
46%
|
41%
|
46%
|
49%
|
56%
|
52%
|
|
Fallen a little
|
16%
|
20%
|
15%
|
14%
|
18%
|
15%
|
18%
|
|
Fallen a lot
|
8%
|
8%
|
9%
|
7%
|
5%
|
7%
|
9%
|
|
End Date
|
Jan 2004
|
Jan 2005
|
Jan 2006
|
Jan 2007
|
Jan 2009
|
Jan 2010
|
Jan 2011
|
|
Increased a lot
|
5%
|
2%
|
7%
|
4%
|
4%
|
4%
|
3%
|
|
Increased a little
|
20%
|
19%
|
22%
|
23%
|
19%
|
14%
|
13%
|
|
Stayed the same
|
41%
|
36%
|
34%
|
38%
|
41%
|
45%
|
39%
|
|
Fallen a little
|
14%
|
16%
|
12%
|
12%
|
15%
|
12%
|
14%
|
|
Fallen a lot
|
7%
|
6%
|
7%
|
6%
|
4%
|
6%
|
7%
|
|
Don't know
|
13%
|
21%
|
18%
|
18%
|
18%
|
19%
|
23%
|