EARNINGS of the Oriental Press Group shot up on the back of higher advertising rates and demand for advertising space. Group turnover climbed 22.59 per cent to $717.52 million for the six months to September 30, while after-tax profit attributable to shareholders rocketed 51 per cent to $255.88 million. Directors are recommending almost doubling the interim dividend to 10 cents, compared with 5.5 cents. They are also giving out a special cash bonus of two cents a share. Earnings per share went up by nearly the same proportion as interim profit, to 17.6 cents. The group has raised advertising rates this year by 10 per cent for classifieds and seven per cent for commercial advertisements. adding more income to the group's consolidated profit.