Exhibit 5
Certification Under Rule 466
The Depositary, The Bank of New York, represents and certifies the following:
(1)
That it previously has filed a Registration Statement on Form F-6 (National Grid Group plc, Registration No. 333-81390) which the Commission declared effective, with terms of deposit identical to the terms of deposit of this Registration Statement except for the number of foreign securities a Depositary Share represents.
(2)
That its ability to designate the date and time of effectiveness under Rule 466 has not been suspended.
THE BANK OF NEW YORK,
As Depositary
By:/s/ Joanne Di Giovanni Hawke
Name: Joanne Di Giovanni Hawke
Title: Managing Director