A summary of supplemental cash flow information for each of the three years ending December 31, 2013 is presented in the following table (in millions).


	2013		2012		2011
Cash paid during the period for:
Income taxes	$	5,401	$	4,695	$	2,885
Interest:
Insurance and other businesses		375		352		243
Railroad, utilities and energy businesses		1,958		1,829		1,821
Finance and financial products businesses		541		620		662
Non-cash investing and financing activities:
Liabilities assumed in connection with business acquisitions		9,224		1,751		5,836
Common stock issued in the acquisition of noncontrolling interests		—		—		245
Borrowings assumed in connection with certain property, plant and equipment additions		—		406		647