$ 101,837

$ 117,295

Total marketable investment securities

20,560

35,616

101,837

117,295

Unrealized Gains (Losses) on Marketable Investment Securities

7,788

1,404

(195)

(143)

Contractual maturities of restricted and non-restricted marketable investment securities

7,593

1,261

Debt securities with contractual maturities within one year

75,000

Debt securities with contractual maturities extending longer than one year through and including five years

27,000

Accumulated net unrealized gains (losses)

Accumulated net unrealized gains, before tax, in accumulated other comprehensive income (loss)

8,000

1,000

Accumulated net unrealized gains, net of tax, in accumulated other comprehensive income (loss)

5,000

1,000

US Treasury and agency securities

Components of our available-for-sale investments

Unrealized Gains (Losses) on Marketable Investment Securities

81,724

81,982

(180)

(132)

Components of our available-for-sale investments

(180)

(119)

Corporate securities

Unrealized Gains (Losses) on Marketable Investment Securities

19,606

33,555

7,728

1,327

(4)

Other (including restricted)

7,724

1,327

Components of our available-for-sale investments

Unrealized Gains (Losses) on Marketable Investment Securities

507

1,758

(11)

$ 49

$ 53

Represents the accumulated appreciation or loss, before tax, in value of the total of available-for-sale securities at the end of an accounting period.

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