| january 1971 - december 1970 |
1.40 % |
|
january 1971 - january 1970 |
28.15 % |
| february 1971 - january 1971 |
0.73 % |
|
february 1971 - february 1970 |
22.82 % |
| march 1971 - february 1971 |
1.21 % |
|
march 1971 - march 1970 |
20.13 % |
| april 1971 - march 1971 |
2.47 % |
|
april 1971 - april 1970 |
20.22 % |
| may 1971 - april 1971 |
2.80 % |
|
may 1971 - may 1970 |
20.99 % |
| june 1971 - may 1971 |
1.97 % |
|
june 1971 - june 1970 |
21.04 % |
| july 1971 - june 1971 |
0.30 % |
|
july 1971 - july 1970 |
19.05 % |
| august 1971 - july 1971 |
1.11 % |
|
august 1971 - august 1970 |
17.37 % |
| september 1971 - august 1971 |
1.03 % |
|
september 1971 - september 1970 |
15.49 % |
| october 1971 - september 1971 |
1.74 % |
|
october 1971 - october 1970 |
16.53 % |
| november 1971 - october 1971 |
2.64 % |
|
november 1971 - november 1970 |
18.81 % |
| december 1971 - november 1971 |
2.78 % |
|
december 1971 - december 1970 |
22.11 % |