Some of the information found on a detail inventory card for Marin Inc. for the first month of operations is as follows.

		Received
Date		No. of Units		Unit Cost		Issued, No. of Units		Balance, No. of Units
January 2		1,500		$3.66				1,500
7						1,000		500
10		900		3.90				1,400
13						800		600
18		1,300		4.03		600		1,300
20						1,100		200
23		1,600		4.15				1,800
26						1,100		700
28		1,900		4.27				2,600
31						1,600		1,000

From these data compute the ending inventory on each of the following bases. Assume that perpetual inventory records are kept in units only. Find Last-in, first-out (LIFO).