(Unit : million won)
classification
2004
2005
2006
2007
Sales
1,068,487
1,133,582
1,236,322
1,353,064
Operating Expense
929,307
991,384
10,006,547
1,123,817
Operating Income
139,179
142,198
229,775
229,247
(Operating Margin)
13.0%
12.5%
18.6%
16.9%
Non Operating Income
63,666
36,676
21,013
15,922
Non Operating Expense
164,040
119,054
135,185
62,814
Ordinary Income
38,805
59,820
135,182
182,355
Net Income
38,805
64,619
161,777
133,543
EBITDA
310,683
293,357
383,806
374,467
(E. Margin)
29.1%
25.9%
31.0%
27.7%
CAPEX
77,082
93,209
80,494
112,826
Debt
11,486.13
855,774
554,304
292,034
Net Debt
9,973.38
729,996
433,944
235,920
Total Shareholders' Equity
7,960.70
978,346
1,285,233
1,392,654
Net Debt / Equity
125.3%
74.6%
33.8%
16.9%