$ 93,454

$ 117,295

Total marketable investment securities

20,651

35,616

93,454

117,295

Unrealized Gains (Losses) on Marketable Investment Securities

7,590

1,404

Unrealized Losses

(169)

(143)

Contractual maturities of restricted and non-restricted marketable investment securities

7,421

1,261

Debt securities with contractual maturities within one year

58,000

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

35,000

Accumulated net unrealized gains (losses)

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

7,000

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

72,988

81,982

Unrealized Losses

(157)

(132)

Components of our available-for-sale investments

(157)

(119)

Corporate securities

Unrealized Gains (Losses) on Marketable Investment Securities

19,821

33,555

7,527

1,327

Other (including restricted)

7,527

1,327

Components of our available-for-sale investments

Unrealized Gains (Losses) on Marketable Investment Securities

645

1,758

Unrealized Losses

(12)

(11)

$ 51

$ 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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