April 14 - Mexican state oil company Pemex revised its
May term pricing formulas for crude shipped to customers in the
Americas, Europe and Asia, the company's trading arm said on
Monday.
    The following table lists adjustments to price constants for
Pemex's flagship Maya heavy crude oil, as well as its Zapoteco,
Istmo and Olmeca grades marketed to the company's international
buyers by region.

   DESTINATION                 APRIL              MAY
                       CONSTANT          CONSTANT
 ----------------  ----------------   ---------------
 U.S. Gulf Coast,
  The Americas'
 Atlantic Coast,
  The Caribbean
 Maya crude              -7.15             -7.05

 Zapoteco crude          -2.05             -2.20

 Istmo crude             -1.30             -1.00

 Olmeca crude            -0.80             -0.25

 U.S. West Coast,
  The Americas'
  Pacific Coast
 Maya crude              -5.25             -5.20
 Zapoteco crude          -1.65             -2.25
                         -3.30             -3.40
 Istmo crude
 Olmeca crude            -1.95             -1.90

  Europe and the
   Middle East
 Maya crude              -6.70             -7.30

 Zapoteco crude          -6.35             -6.35

                         -6.20             -6.05
 Istmo crude
 Olmeca crude            -5.00             -4.95

      India
 Maya crude              -6.45             -7.85

 Zapoteco crude          -5.85             -6.95

                         -5.15             -6.45
 Istmo crude

 Olmeca crude            -3.85             -4.35

     Far East
 Maya crude              -6.85             -8.30

 Zapoteco crude          -4.60             -4.60
                         -5.95             -6.80
 Istmo crude

 Olmeca crude            -4.90             -6.00
 ----------------   ---------------   ---------------

 (Reporting by Kylie Madry; Editing by Aida Pelaez-Fernandez)