4. CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS; BANK OVERDRAFT

The Company's cash and cash equivalents and short-term investments comprise bank accounts and term deposits. Deposits with an original maturity ranging from 91 to 365 days are classified in short-term investments. Below are breakdowns of cash and cash equivalents and short-term investments:

	December 31, 2012		March 31, 2013

Cash and cash equivalents:
Russian ruble bank accounts	$	23,519	$	5,842
US dollar bank accounts		31,021		9,038
Other		641		520

Total cash and cash equivalents	$	55,181	$	15,400

	December 31, 2012			March 31, 2013

	Annual interest rate	Amount		Annual interest rate	Amount
Short-term investments:
Ruble-denominated deposits	7.65% - 9.25%	$	131,449	5.5% - 9.25%	$	118,601
US dollar-denominated deposits			—	3.35% - 3.52%		10,000

Total Short-term investments		$	131,449		$	128,601

Bank overdraft—In July 2012, the Company signed a Ruble-denominated overdraft agreement with Alfa Bank bearing annual interest at the variable Mosprime Overnight rate +2.21% with a credit limit of approximately $32,000. As of December 31, 2012 and March 31, 2013, the Company had an overdraft position of $13,181and $6,066, respectively, that is presented as a current liability separately on the Company's balance sheets.