| Year |
Q1 (%) |
Q2 (%) |
Q3 (%) |
Q4 (%) |
Total (%) |
| 2008 |
-2.4
% |
|
0.0
% |
|
0.0
% |
|
0.0
% |
|
0.0
% |
|
| 2007 |
4.0
% |
|
6.7
% |
|
1.9
% |
|
3.8
% |
|
16.9
% |
|
| 2006 |
6.1
% |
|
-1.3
% |
|
2.1
% |
|
7.1
% |
|
14.5
% |
|
| 2005 |
1.2
% |
|
1.8
% |
|
5.9
% |
|
4.0
% |
|
13.4
% |
|
| 2004 |
4.4
% |
|
-1.2
% |
|
1.1
% |
|
7.4
% |
|
12.0
% |
|
| 2003 |
0.8
% |
|
6.3
% |
|
3.1
% |
|
4.4
% |
|
15.3
% |
|
| 2002 |
0.6
% |
|
0.1
% |
|
-0.6
% |
|
1.1
% |
|
1.2
% |
|
| 2001 |
-2.3
% |
|
2.9
% |
|
-2.9
% |
|
4.2
% |
|
1.7
% |
|
| 2000 |
4.3
% |
|
-1.3
% |
|
3.2
% |
|
-0.6
% |
|
5.7
% |
|
| 1999 |
1.3
% |
|
7.6
% |
|
-0.5
% |
|
19.5
% |
|
29.5
% |
|
| 1998 |
8.0
% |
|
3.1
% |
|
-7.7
% |
|
3.3
% |
|
6.1
% |
|
| 1997 |
3.6
% |
|
4.9
% |
|
11.4
% |
|
3.8
% |
|
25.6
% |
|
| 1996 |
5.9
% |
|
4.8
% |
|
2.1
% |
|
6.3
% |
|
20.6
% |
|
| 1995 |
0.0
% |
|
0.0
% |
|
8.0
% |
|
4.4
% |
|
22.1
% |
|
|