| january 1980 - december 1979 |
1.14 % |
|
january 1980 - january 1979 |
21.72 % |
| february 1980 - january 1980 |
1.45 % |
|
february 1980 - february 1979 |
20.65 % |
| march 1980 - february 1980 |
0.32 % |
|
march 1980 - march 1979 |
21.03 % |
| april 1980 - march 1980 |
0.95 % |
|
april 1980 - april 1979 |
18.55 % |
| may 1980 - april 1980 |
3.76 % |
|
may 1980 - may 1979 |
19.46 % |
| june 1980 - may 1980 |
1.51 % |
|
june 1980 - june 1979 |
18.28 % |
| july 1980 - june 1980 |
1.19 % |
|
july 1980 - july 1979 |
16.81 % |
| august 1980 - july 1980 |
1.17 % |
|
august 1980 - august 1979 |
15.60 % |
| september 1980 - august 1980 |
0.29 % |
|
september 1980 - september 1979 |
14.98 % |
| october 1980 - september 1980 |
1.74 % |
|
october 1980 - october 1979 |
16.01 % |
| november 1980 - october 1980 |
2.13 % |
|
november 1980 - november 1979 |
17.70 % |
| december 1980 - november 1980 |
0.28 % |
|
december 1980 - december 1979 |
17.07 % |