Exhibit 4

Schedule of Transactions

Shamrock Activist Value Fund I, L.P.
Date	Number of Ordinary Common Shares Purchased or Sold	Price Per Ordinary Common Share in $US*		Total Purchase or Sale Price
05/15/09	54,932	$	30.0590	$	1,651,201
05/18/09	54,932	$	30.0025	$	1,648,097
05/19/09	54,932	$	30.3167	$	1,665,357
05/20/09	54,932	$	30.5476	$	1,678,041
05/21/09	59,926	$	29.8870	$	1,791,008
05/22/09	59,926	$	29.9568	$	1,795,191
05/26/09	59,926	$	29.9200	$	1,792,986
07/01/09	-410,542	$	32.1760	$	-13,209,599
Total:	-11,036			$	-1,187,718
Shamrock Activist Value Fund II, L.P.
Date	Number of Ordinary Common Shares Purchased	Price Per Ordinary Common Share in $US*		Total Purchase Price
05/15/09	34	$	30.0590	$	1,022
05/18/09	34	$	30.0025	$	1,020
05/19/09	34	$	30.3167	$	1,031
05/20/09	34	$	30.5476	$	1,039
05/21/09	37	$	29.8870	$	1,106
05/22/09	37	$	29.9568	$	1,108
05/26/09	37	$	29.9200	$	1,107
Total:	247			$	7,433

Shamrock Activist Value Fund III, L.P.
Date	Number of Ordinary Common Shares Purchased	Price Per Ordinary Common Share in $US*		Total Purchase Price
05/15/09	34	$	30.0590	$	1,022
05/18/09	34	$	30.0025	$	1,020
05/19/09	34	$	30.3167	$	1,031
05/20/09	34	$	30.5476	$	1,039
05/21/09	37	$	29.8870	$	1,106
05/22/09	37	$	29.9568	$	1,108
05/26/09	37	$	29.9200	$	1,107
Total:	247			$	7,433
Shamrock Activist Value Fund IV, L.P.
Date	Number of Ordinary Common Shares Purchased	Price Per Ordinary Common Share in $US*		Total Purchase Price
07/01/09	410,542	$	32.1760	$	13,209,599

* Excludes Brokerage Commissions