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(Unit : %)
\ 4Q'07 3Q'07 2Q'07 1Q'07 4Q'06 3Q'06 2Q'06
Growth Operating revenue increase 4.7 1.1 2.4 4.6 0.1 0.5 -0.8
Total Asset Increase -1.3 -1.9 -0.2 -3.2 -1.2 0.1 0.2
Profitability EBITDA / Operating Revenues 30.3 31.7 31.1 31.1 28.8 31.5 31
Operating profits/Operating revenues 5.0 5.3 4.2 2.7 -0.8 2.5 1.7
Ordinary income/Operating revenues 1.5 1.6 0.5 -2.1 -10.6 -4.1 -3.8
Operating income interest coverage ratio 1.4 1.4 1.1 0.7 N/A 0.6 0.4
Return on equity 0.0 0.0 0.0 N/A N/A N/A N/A
Stability Total Liability / Equity 76.6 79.0 83.5 84.3 91.2 88 86.4
Current Asset / Current Liabilities 96.2 84.9 86.3 97.1 86.3 104.4 99.6
Net Debt / Equity 44.1 48.3 46.1 47.6 46.9 43.4 45.1