6.	Inventories

Major classifications of inventories are as follows:


	April 30, 2018			July 31, 2017
Finished goods – RV	$	79,234		$	24,904
Finished goods – other		32,701			27,862
Work in process		143,801			117,319
Raw materials		263,613			214,518
Chassis		127,706			109,555

Subtotal		647,055			494,158
Excess of FIFO costs over LIFO costs		(39,870	)		(33,670	)

Total inventories, net	$	607,185		$	460,488

Of the $647,055 and $494,158 of inventories at April 30, 2018 and July 31, 2017, $354,545 and $284,897, respectively, was valued on the last-in, first-out (LIFO) basis, and $292,510 and $209,261, respectively, was valued on the first-in, first-out (FIFO) method.