Note 2—Investments

The Company’s investments were as follows:



2018:	Cost Basis		Unrealized Losses, Net			Recorded Basis
Available-for-sale:
Government and agency securities	$	912	$	(14	)	$	898
Held-to-maturity:
Certificates of deposit	306					306
Total short-term investments	$	1,218	$	(14	)	$	1,204



2017:	Cost Basis		Unrealized Gains, Net		Recorded Basis
Available-for-sale:
Government and agency securities	$	947	$	0	$	947
Mortgage-backed securities	1		0		1
Total available-for-sale	948		0		948
Held-to-maturity:
Certificates of deposit	285				285
Total short-term investments	$	1,233	$	0	$	1,233

Gross unrealized gains and losses on available-for-sale securities were not material in 2018, 2017, and 2016. At the end of 2018 and 2017, the Company's available-for-sale securities that were in a continuous unrealized-loss position were not material. The Company had no available-for-sale securities in a continuous unrealized-loss position in 2016. Gross unrealized gains and losses on cash equivalents were not material at the end of 2018, and there were no gross unrealized gains and losses on cash equivalents at the end of 2017 or 2016.

The proceeds from sales of available-for-sale securities were $39, $202, and $291 during 2018, 2017, and 2016, respectively. Gross realized gains or losses from sales of available-for-sale securities were not material in 2018, 2017, and 2016.

The maturities of available-for-sale and held-to-maturity securities at the end of 2018 were as follows:



	Available-For-Sale				Held-To-Maturity
	Cost Basis		Fair Value		Held-To-Maturity
Due in one year or less	$	307	$	305	$	306
Due after one year through five years	584		572		0
Due after five years	21		21		0
Total	$	912	$	898	$	306