7.	SECURITIES


	2017		2016
Investments
Current
Bank certificates of deposit (CDBs) (1)		3		46
Financial Notes (LFs) – Banks (2)		303		728
Treasury Financial Notes (LFTs) (3)		740		193
Debentures (4)		11		45
Others		1		2

		1,058		1,014
Non-current
Financial Notes – Banks		—		14
Debentures		30		17

		30		31

		1,088		1,045

(1)	Investments in CBDs accrue interest at CDI rate, which was 100.25% to 105.25% in 2017 (98.5% to 111% in 2016).

(2)

Bank Financial Notes (Letras Financeiras, or LFs) are fixed-rate fixed-income securities, issued by banks and that accrue interest a percentage of the CDI. The LFs accreud interest of 102.01% to 112% of the CDI ratefor the year ended December 31, 2017 (104.25% to 112.7% for the year ended December 31, 2016).

(3)	Treasury Financial Notes (LFTs) are fixed-rate securities, their yield follows the daily changes in the Selic rate between the date of purchase and the date of maturity.

(4)	Debentures are medium- and long-term debt securities, which give their holders a right of credit against the issuing company. The debentures have remuneration varying from 104.25% to 161.54% of the CDI rate in 2017 (104.25% to 113% in 2016).

Note 30 provides further information on these securities. Investments in securities of related parties are shown in Note 29.