Return on Investment Calculator

Please enter the number of times you use the following library services each month

Your Use	Library Services	Value of Services
	Books Borrowed per Month	$
	Magazines Borrowed per Month	$
	Videos Borrowed per Month	$
	Audio Books Borrowed per Month	$
	In-Library Magazine Use per Month	$
	Interlibrary Loans per Month	$
	Meeting Rooms Use (Hours per Month)	$
	Program/Class Attended per Month - Adult	$
	Program/Class Attended per Month - Child	$
	Computer Use (Hours per Month)	$
	Databases Used per Month (Number of Separate Databases)	$
	Reference Questions Asked per Month	$
	Value you receive monthly from your library:	$____

For every $1.00 in taxes you invest in your library, you receive $_____ of value in return*

Where did these numbers come from?
These numbers were determined by the Library of Michigan based on statistical data compiled from libraries throughout the state.

*Your personal return on investment is based on your responses and the typical annual tax contribution for libraries throughout Michigan. You see a returned value of $____ for every one dollar invested.

This calculator is a modification of the Maine State Library calculator, developed by the Library Research Service.

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Return on Investment Calculator

Please enter the number of times you use the following library services each month