Properties

Properties and related accumulated depreciation are as follows (in millions):



	December 31,
	2013		2012
Land	$	68.6	$	69.8
Buildings	339.0		350.7
Data processing equipment	209.9		207.6
Data processing software	556.9		529.5
Furniture, fixtures and other equipment	441.3		425.0
Leasehold improvements	94.9		85.9
Construction-in-progress	28.9		32.8
	1,739.5		1,701.3
Less accumulated depreciation and amortization	1,294.3		1,226.3
Properties, net	$	445.2	$	475.0

At December 31, 2013 and 2012, there were approximately $7.3 million and $7.5 million of net properties, which are included in the above table, under lease with a municipality. At December 31, 2013 and 2012, there was approximately $11.8 million and $9.3 million, respectively, of assets under capital lease, net of accumulated depreciation of $7.6 million and $6.2 million, respectively, included in the above table. Depreciation expense for the years ended December 31, 2013, 2012 and 2011, was $127.3 million, $139.1 million and $121.1 million, respectively.

Included in data processing software is $71.1 million of proprietary software acquired in business combinations. At December 31, 2013 and 2012, the net book value of this acquired software was $24.2 million and $31.3 million, respectively.

The following table summarizes software development and maintenance costs for the Company's proprietary systems and software products (in millions):



	Year Ended December 31,
	2013		2012		2011
Capitalized software development costs	$	28.4	$	30.9	$	31.4
Amortization of capitalized software development costs	31.4		28.7		26.8
Non-capitalizable software development and maintenance costs	123.7		128.7		131.2

Non-capitalizable software development and maintenance costs are included in costs and expenses and the amortization of capitalized software development costs are included in depreciation and amortization expense in the Consolidated Statement of Income.