Statements of Cash Flows

For the years ended December 31, 2006 and 2005 (in thousands)
2006 2005
Cash flows from operating activities:
Change in net assets $760,186 $211,299
Adjustments to reconcile change in net assets to net cash used in operating activities
Depreciation 5,492 6,237
Net realized and unrealized (gains) on investments (1,004,741) (412,579)
Change in assets and liabilities
Increase in interest and dividends receivable (8,358) (495)
(Increase) Decrease in contributions receivable (1,421) 361
Decrease in program related investments 420 412
Increase (Decrease) in accounts payable and accrued expenses (2,377) (9,454)
Increase (Decrease) in unpaid grants 4,616 (43,858)
Increase in accrued postretirement benefit obligation 2,629 2,402
(Increase) Decrease in other assets (67) (131)
Net cash used in operating activities (243,621) (245,806)
Cash flows from investing activities:
Proceeds from sales of investments 3,770,262 4,103,817
Cost of investments purchased (3,607,117) (3,803,043)
Acquisition of property and equipment (3,489) (4,099)
Net cash provided by investing activities 159,656 296,675
Cash flows from financing activities:
(Decrease) Increase in book overdrafts (10,941) 25,500
Net cash provided by financing activities (10,941) 25,500
Net (decrease) increase in cash and cash equivalents (94,906) 76,369
Cash and cash equivalents:
Beginning of year 297,205 220,836
End of year $202,299 $297,205
Supplemental data:
Federal and state taxes paid $25,801 $23,222
Assets acquired through capital leases $ $574

See notes to financial statements.