2007
2006
 
US$m

US$m

Year ended 31 December

Revenue

8,896

7,186

Profit after tax

825

527

Underlying profit attributable to shareholders

374

211

Profit attributable to shareholders

340

224

 
USą

USą

Underlying earnings per share

108.28

62.33

Earnings per share

98.47

66.02

Gross dividend per share

43.00

20.00

 
US$m

US$m

As at 31 December

Shareholders' funds

2,160

1,906

 
US$

US$

Net asset value per share

6.18

5.56

The exchange rate of US$1=S$1.44 (2006: US$1=S$1.54) was used for translating assets and liabilities at the balance sheet date and US$1=S$1.50 (2006: US$1=S$1.58) was used for translating the results for the year.