| january 1998 - december 1997 |
0.33 % |
|
january 1998 - january 1997 |
6.89 % |
| february 1998 - january 1998 |
-0.07 % |
|
february 1998 - february 1997 |
5.57 % |
| march 1998 - february 1998 |
-0.20 % |
|
march 1998 - march 1997 |
4.36 % |
| april 1998 - march 1998 |
1.37 % |
|
april 1998 - april 1997 |
5.00 % |
| may 1998 - april 1998 |
0.39 % |
|
may 1998 - may 1997 |
4.91 % |
| june 1998 - may 1998 |
0.38 % |
|
june 1998 - june 1997 |
4.19 % |
| july 1998 - june 1998 |
-0.13 % |
|
july 1998 - july 1997 |
3.03 % |
| august 1998 - july 1998 |
0.51 % |
|
august 1998 - august 1997 |
3.15 % |
| september 1998 - august 1998 |
1.40 % |
|
september 1998 - september 1997 |
4.66 % |
| october 1998 - september 1998 |
3.01 % |
|
october 1998 - october 1997 |
6.56 % |
| november 1998 - october 1998 |
1.28 % |
|
november 1998 - november 1997 |
8.20 % |
| december 1998 - november 1998 |
0.06 % |
|
december 1998 - december 1997 |
8.62 % |