| january 1980 - december 1979 |
1.51 % |
|
january 1980 - january 1979 |
6.32 % |
| february 1980 - january 1980 |
1.86 % |
|
february 1980 - february 1979 |
7.87 % |
| march 1980 - february 1980 |
1.46 % |
|
march 1980 - march 1979 |
9.02 % |
| april 1980 - march 1980 |
0.72 % |
|
april 1980 - april 1979 |
9.37 % |
| may 1980 - april 1980 |
1.07 % |
|
may 1980 - may 1979 |
10.12 % |
| june 1980 - may 1980 |
1.41 % |
|
june 1980 - june 1979 |
11.24 % |
| july 1980 - june 1980 |
1.05 % |
|
july 1980 - july 1979 |
11.54 % |
| august 1980 - july 1980 |
0.69 % |
|
august 1980 - august 1979 |
12.31 % |
| september 1980 - august 1980 |
1.03 % |
|
september 1980 - september 1979 |
13.03 % |
| october 1980 - september 1980 |
0.68 % |
|
october 1980 - october 1979 |
12.93 % |
| november 1980 - october 1980 |
0.67 % |
|
november 1980 - november 1979 |
12.83 % |
| december 1980 - november 1980 |
0.67 % |
|
december 1980 - december 1979 |
13.58 % |