Inventories at December 31, 2015 and 2014, on a FIFO basis, were as follows:

(In thousands)
December 31, 2015
 
December 31, 2014
Raw materials
$
9,836
 
$
8,244
Work in process
 
14,135
 
 
14,073
Finished manufactured goods
 
23,821
 
 
20,748
Total inventories
$
47,792
 
$
43,065