Sydney Oct. 2007 1

2006 HEALTH & SAFETY STATISTICS

Return Rate Statistic

0

20

40

60

80

100

2005 2006 F/C 2007

Year

%

Sydney Oct. 2007 2

2006 HEALTH & SAFETY STATISTICS

2005 2006 Δ

Total M/Hrs(millions)

322 717 + 123%

Frequency Rate 5.55 2.09 - 62%

Fatalities 10 16 + 60%

Sydney Oct. 2007 3

2006 HEALTH & SAFETY STATISTICS

ONSHORE > 1.5 million M/Hrs

43 Returns7 Frequency Rate = 077% Reported 0 fatalities479 Road traffic accidents

Sydney Oct. 2007 4

2006 HEALTH & SAFETY STATISTICS

ONSHORE < 1.5 million M/Hrs

27 Returns10 Frequency Rate = 093% Reported 0 fatalities113 Road traffic accidents

Sydney Oct. 2007 5

2006 HEALTH & SAFETY STATISTICS

OFFSHORE

8 Returns⅔ Frequency Rate < 175% Reported 0 fatalities80% Accidents = Lifting devices or

equipment

Sydney Oct. 2007 6

2006 HEALTH & SAFETY STATISTICS

FIELD SERVICES & SPECIAL CONTRACTORS

5 Returns60% Frequency Rate = 0100% Reported 0 fatalities10% Road traffic accidents