UK Sterling Overnight Index Average

The Sterling Overnight Index Average (SONIA) is the weighted average of the interest rates charged for all unsecured loans reported by market participants in the London overnight market. Only deals of at least 25 million GBP are considered when determining the average.

Date	Value	Previous	Change
Jun 8, 2009	0.4208	0.4183	+0.25 bps
Jun 5, 2009	0.4183	0.4144	+0.39 bps
Jun 4, 2009	0.4144	0.4241	-0.97 bps
Jun 3, 2009	0.4241	0.4258	-0.17 bps
Jun 2, 2009	0.4258	0.4336	-0.78 bps
Jun 1, 2009	0.4336	0.4301	+0.35 bps
May 29, 2009	0.4301	0.4199	+1.02 bps
May 28, 2009	0.4199	0.4213	-0.14 bps
May 27, 2009	0.4213	0.4177	+0.36 bps
May 26, 2009	0.4177	0.4139	+0.38 bps