january 1981 - december 1980 |
1.87 % |
|
january 1981 - january 1980 |
18.03 % |
february 1981 - january 1981 |
1.92 % |
|
february 1981 - february 1980 |
18.27 % |
march 1981 - february 1981 |
1.44 % |
|
march 1981 - march 1980 |
18.73 % |
april 1981 - march 1981 |
1.33 % |
|
april 1981 - april 1980 |
18.39 % |
may 1981 - april 1981 |
1.57 % |
|
may 1981 - may 1980 |
19.04 % |
june 1981 - may 1981 |
1.12 % |
|
june 1981 - june 1980 |
19.30 % |
july 1981 - june 1981 |
0.60 % |
|
july 1981 - july 1980 |
17.91 % |
august 1981 - july 1981 |
0.93 % |
|
august 1981 - august 1980 |
17.59 % |
september 1981 - august 1981 |
1.43 % |
|
september 1981 - september 1980 |
16.93 % |
october 1981 - september 1981 |
1.74 % |
|
october 1981 - october 1980 |
16.98 % |
november 1981 - october 1981 |
1.79 % |
|
november 1981 - november 1980 |
16.64 % |
december 1981 - november 1981 |
1.04 % |
|
december 1981 - december 1980 |
18.11 % |