| january 1978 - december 1977 |
1.82 % |
|
january 1978 - january 1977 |
57.16 % |
| february 1978 - january 1978 |
2.41 % |
|
february 1978 - february 1977 |
52.08 % |
| march 1978 - february 1978 |
2.93 % |
|
march 1978 - march 1977 |
47.53 % |
| april 1978 - march 1978 |
2.61 % |
|
april 1978 - april 1977 |
44.59 % |
| may 1978 - april 1978 |
2.11 % |
|
may 1978 - may 1977 |
42.20 % |
| june 1978 - may 1978 |
2.02 % |
|
june 1978 - june 1977 |
40.40 % |
| july 1978 - june 1978 |
2.52 % |
|
july 1978 - july 1977 |
38.53 % |
| august 1978 - july 1978 |
2.80 % |
|
august 1978 - august 1977 |
37.73 % |
| september 1978 - august 1978 |
2.87 % |
|
september 1978 - september 1977 |
36.59 % |
| october 1978 - september 1978 |
1.85 % |
|
october 1978 - october 1977 |
33.51 % |
| november 1978 - october 1978 |
1.34 % |
|
november 1978 - november 1977 |
32.39 % |
| december 1978 - november 1978 |
1.51 % |
|
december 1978 - december 1977 |
30.32 % |