january 1981 - december 1980 |
2.03 % |
|
january 1981 - january 1980 |
14.41 % |
february 1981 - january 1981 |
0.51 % |
|
february 1981 - february 1980 |
13.97 % |
march 1981 - february 1981 |
1.99 % |
|
march 1981 - march 1980 |
15.62 % |
april 1981 - march 1981 |
0.99 % |
|
april 1981 - april 1980 |
15.65 % |
may 1981 - april 1981 |
0.47 % |
|
may 1981 - may 1980 |
15.39 % |
june 1981 - may 1981 |
0.09 % |
|
june 1981 - june 1980 |
13.72 % |
july 1981 - june 1981 |
1.96 % |
|
july 1981 - july 1980 |
14.34 % |
august 1981 - july 1981 |
1.22 % |
|
august 1981 - august 1980 |
14.39 % |
september 1981 - august 1981 |
0.79 % |
|
september 1981 - september 1980 |
14.08 % |
october 1981 - september 1981 |
1.12 % |
|
october 1981 - october 1980 |
14.45 % |
november 1981 - october 1981 |
0.87 % |
|
november 1981 - november 1980 |
14.27 % |
december 1981 - november 1981 |
1.51 % |
|
december 1981 - december 1980 |
14.41 % |