Presented here are cash flows (in $ Millions) for Baton Rouge Corporation's most recent fiscal year:

Cash received from:
Customers	$3,400
Interest on investments	900
Sale of investments	4,100
Sale of company's capital stock	400
Issuance of debt securities	2,400
Cash paid for:
Interest on debt	$355
Income tax	180
Principal payments on debt	1,300
Purchase of land	1,100
Payments to vendors	1,800
Dividends on capital stock	360
Operating expenses	740

Net cash flows provided (used) by financing activities are ___