The components of long-term funding (funding with original contractual maturities greater than one year) at December 31 were as follows.

		2014		2013
		($ in Thousands)
FHLB advances		$	3,000,260	$	2,500,297
Senior notes, at par			680,000		585,000
Subordinated notes, at par			250,000		0
Other long-term funding and capitalized costs			(143)		1,970
	Total long-term funding	$	3,930,117	$	3,087,267

FHLB advances: At December 31, 2014, the long-term FHLB advances had a weighted average interest rate of 0.11%, compared to 0.10% at December 31, 2013. During the fourth quarter of 2014, the Corporation executed $500 million of five year, variable rate FHLB advances that can be repaid, at our option, without penalty, while during the fourth quarter of 2013, the Corporation executed $2.5 billion of five year, variable rate FHLB advances that can be repaid, at our option, without penalty. The FHLB advances are indexed to the FHLB discount note and reprice at varying intervals. The advances offer flexible, low cost, long-term funding that improves the Corporation's liquidity profile.

2011 Senior Notes: In March 2011, the Corporation issued $300 million of senior notes due March 2016, and callable February 2016, with a 5.125% fixed coupon at a discount. In September 2011, the Corporation "re-opened" the offering and issued an additional $130 million of the same notes at a premium.

2012 Senior Notes: In September 2012, the Corporation issued $155 million of senior notes, due March 2014, and callable February 2014. These notes were called and redeemed in February 2014.

2014 Senior Notes: In November 2014, the Corporation issued $250 million of senior notes, due November 2019, and callable October 2019. The senior notes have a fixed coupon interest rate of 2.75% and were issued at a discount.

2014 Subordinated Notes: In November 2014, the Corporation issued $250 million of 10-year subordinated notes, due January 2025, and callable October 2024. The subordinated notes have a fixed coupon interest rate of 4.25% and were issued at a discount.

The table below summarizes the maturities of the Corporation’s long-term funding at December 31, 2014.

Year	($ in Thousands)
2015	$	0
2016		431,205
2017		47
2018		2,500,000
2019		749,556
Thereafter		249,309
Total long-term funding	$	3,930,117

Under agreements with the Federal Home Loan Bank of Chicago, FHLB advances (short-term and long-term) are secured by qualifying mortgages of the subsidiary bank (such as residential mortgage, residential mortgage loans held for sale, home equity, and commercial real estate) and by specific investment securities for certain FHLB advances. At December 31, 2014, the Corporation had $4.7 billion of total collateral capacity supported by residential mortgage and home equity loans. Total short-term and long-term FHLB advances outstanding at December 31, 2014, was $3.5 billion.