| january 1968 - december 1967 |
0.59 % |
|
january 1968 - january 1967 |
3.65 % |
| february 1968 - january 1968 |
0.29 % |
|
february 1968 - february 1967 |
3.95 % |
| march 1968 - february 1968 |
0.29 % |
|
march 1968 - march 1967 |
3.94 % |
| april 1968 - march 1968 |
0.29 % |
|
april 1968 - april 1967 |
3.93 % |
| may 1968 - april 1968 |
0.29 % |
|
may 1968 - may 1967 |
3.92 % |
| june 1968 - may 1968 |
0.58 % |
|
june 1968 - june 1967 |
4.20 % |
| july 1968 - june 1968 |
0.58 % |
|
july 1968 - july 1967 |
4.49 % |
| august 1968 - july 1968 |
0.29 % |
|
august 1968 - august 1967 |
4.48 % |
| september 1968 - august 1968 |
0.29 % |
|
september 1968 - september 1967 |
4.46 % |
| october 1968 - september 1968 |
0.57 % |
|
october 1968 - october 1967 |
4.75 % |
| november 1968 - october 1968 |
0.28 % |
|
november 1968 - november 1967 |
4.73 % |
| december 1968 - november 1968 |
0.28 % |
|
december 1968 - december 1967 |
4.72 % |