january 1981 - december 1980 |
0.00 % |
|
january 1981 - january 1980 |
15.84 % |
february 1981 - january 1981 |
1.71 % |
|
february 1981 - february 1980 |
16.67 % |
march 1981 - february 1981 |
0.00 % |
|
march 1981 - march 1980 |
15.53 % |
april 1981 - march 1981 |
0.84 % |
|
april 1981 - april 1980 |
15.38 % |
may 1981 - april 1981 |
0.83 % |
|
may 1981 - may 1980 |
15.24 % |
june 1981 - may 1981 |
0.83 % |
|
june 1981 - june 1980 |
14.02 % |
july 1981 - june 1981 |
2.46 % |
|
july 1981 - july 1980 |
14.68 % |
august 1981 - july 1981 |
1.60 % |
|
august 1981 - august 1980 |
16.51 % |
september 1981 - august 1981 |
2.36 % |
|
september 1981 - september 1980 |
16.07 % |
october 1981 - september 1981 |
0.77 % |
|
october 1981 - october 1980 |
14.91 % |
november 1981 - october 1981 |
0.76 % |
|
november 1981 - november 1980 |
14.78 % |
december 1981 - november 1981 |
0.76 % |
|
december 1981 - december 1980 |
13.68 % |