| january 1997 - december 1996 |
-0.56 % |
|
january 1997 - january 1996 |
0.99 % |
| february 1997 - january 1997 |
0.56 % |
|
february 1997 - february 1996 |
1.56 % |
| march 1997 - february 1997 |
0.14 % |
|
march 1997 - march 1996 |
1.70 % |
| april 1997 - march 1997 |
0.14 % |
|
april 1997 - april 1996 |
1.27 % |
| may 1997 - april 1997 |
0.14 % |
|
may 1997 - may 1996 |
1.41 % |
| june 1997 - may 1997 |
0.42 % |
|
june 1997 - june 1996 |
1.83 % |
| july 1997 - june 1997 |
-0.14 % |
|
july 1997 - july 1996 |
1.26 % |
| august 1997 - july 1997 |
-0.28 % |
|
august 1997 - august 1996 |
0.98 % |
| september 1997 - august 1997 |
0.56 % |
|
september 1997 - september 1996 |
1.54 % |
| october 1997 - september 1997 |
0.14 % |
|
october 1997 - october 1996 |
1.12 % |
| november 1997 - october 1997 |
0.41 % |
|
november 1997 - november 1996 |
1.53 % |
| december 1997 - november 1997 |
0.27 % |
|
december 1997 - december 1996 |
1.81 % |