VOL. XLIII

No. 19

8-May-2000

OPEC

Crude Oil Formulas/Posted Prices

OPEC 20-Day Basket Average

Price Avg

Date

($/B)

Daily

4 May

24.83

20-Day Avg*

6 Apr-4 May

23.10

Weekly Avg

20 Apr-28 Apr

23.41

Monthly Avg

Apr

22.90

Quarterly Avg

1Q

26.11

Year to Date Avg

25.35

Source: OPEC.

The 20-day average is calculated from prices for the last 20 business days.

Abu Dhabi, Oman and Qatar ($/B)

1999

2000

Avg.

Oct

Nov

Dec

Jan

Feb

Mar

Apr

1999

Abu Dhabi

Murban (39º)

22.70

24.60

25.35

25.20

26.40

26.75

23.65

17.97

Lower Zakum (40º)

22.75

24.65

25.40

25.25

26.45...