| january 2008 - december 2007 |
1.39 % |
|
january 2008 - january 2007 |
8.27 % |
| february 2008 - january 2008 |
0.53 % |
|
february 2008 - february 2007 |
8.99 % |
| march 2008 - february 2008 |
1.32 % |
|
march 2008 - march 2007 |
9.67 % |
| april 2008 - march 2008 |
0.65 % |
|
april 2008 - april 2007 |
9.46 % |
| may 2008 - april 2008 |
0.78 % |
|
may 2008 - may 2007 |
9.80 % |
| june 2008 - may 2008 |
1.42 % |
|
june 2008 - june 2007 |
10.57 % |
| july 2008 - june 2008 |
1.40 % |
|
july 2008 - july 2007 |
11.16 % |
| august 2008 - july 2008 |
0.63 % |
|
august 2008 - august 2007 |
11.14 % |
| september 2008 - august 2008 |
0.62 % |
|
september 2008 - september 2007 |
11.21 % |
| october 2008 - september 2008 |
0.37 % |
|
october 2008 - october 2007 |
10.60 % |
| november 2008 - october 2008 |
0.00 % |
|
november 2008 - november 2007 |
10.26 % |
| december 2008 - november 2008 |
-0.12 % |
|
december 2008 - december 2007 |
9.35 % |