(6) INTANGIBLE AND OTHER ASSETS:

Intangible and other assets consist of:

	April 30, 2013				April 30, 2012
	(in thousands)
	Cost		Accumulated Amortization		Cost		Accumulated Amortization
Software development costs	$	-	$	-	$	1,964	$	1,905
Deferred order entry costs		1,278		-		1,320		-
Prepaid expenses		3,859		-		3,315		-
Customer contracts and relationships		17,048		7,917		15,000		6,612
Other		1,074		367		1,671		773
	$	23,259	$	8,284	$	23,270	$	9,290

Software development costs include internal and external costs of the development of new or enhanced software programs and are generally amortized over five years. Deferred order entry costs represent costs incurred in connection with the data entry of customer subscription information to database files and are charged directly to operations generally over a twelve month period. Customer contracts and relationships are amortized on a straight line basis over twelve years.

Amortization related to intangible and other assets was $1,714,000, $1,813,000 and $1,922,000 in 2013, 2012 and 2011. Amortization of intangible and other assets for each of the next five fiscal years is estimated to be as follows: 2014 - $1,600,000; 2015 - $1,600,000; 2016 - $1,500,000; 2017 - $1,500,000; and 2018 - $1,500,000.