Pension Plans' Investment Performance

Recent Investment Performance

As of September 30, 2011

Plan	September 2011	YTD 2011
Basic Pension Plan	-4.8%	-4.0%
Supplemental Pension Plan	-3.7%	-2.3%

Historical Investment Performance

As of December 31, 2010

Plan	1-Year	3-Year	5-Year	10-Year	20-Year
Basic Pension Plan	13.4%	-0.3%	3.9%	4.6%	8.1%
Supplemental Pension Plan	12.3%	0.6%	4.2%	4.9%	7.9%

The foregoing are investment results only. Actual changes to a participant's acount will vary, and are primarily due to contributions and rollovers added to a participant's account reduced by Plan expenses and benefits payments made to participants.

The 3-Year, 5-Year, 10-Year and 20-Year investment results have been audited by the Plans' independent certified auditors. More recent results are unaudited as of September 30, 2011.