The company's first-quarter revenue was up slightly, at $282 million.
The newspaper group accounted for 91 percent of the company's first-quarter revenue.
Compared with the fourth quarter of 2000, first-quarter revenue was up 18 percent.
The expansion affected first-quarter 1993 revenues, which rose only 9 percent.
First-quarter revenue rose 5.1 percent to $416 million, from $396 million a year earlier.
First-quarter revenue was up 71 percent, to 4.28 trillion won ($3.86 billion), from a year earlier.
First-quarter revenue rose 16 percent, to $13.39 billion, from $11.54 billion in the period a year ago.
First-quarter revenue dropped to $2.6 billion, from $3 billion a year earlier.
First-quarter revenue rose 5 percent, to $427.1 million from $406.8 million.
First-quarter revenue rose to $1.14 billion, from $1.11 billion a year earlier.