Return on Investment Calculator

Use this calculator to view your return on investment

What's Your Michigan Library Worth to You?

Individualized Return on Investment Calculator

Your Use	Library Services	Value of Services
Physical Items
	Books Borrowed per Month	$
	Books on CD Borrowed per Month	$
	Playaway/Tablet Books Borrowed per Month	$
	Music CDs Borrowed per Month	$
	Magazines Borrowed per Month	$
	DVD Movies Borrowed per Month	$
Electronic/Downloadable Items
	eBooks Downloaded per Month	$
	Audiobooks Downloaded per Month	$
	Digital Magazines Downloaded per Month	$
	Movies Streamed per Month	$
	Music Downloads per Month	$
Reference Services
	Reference Questions Asked per Month	$
	Times You Used a Reference Book per Month	$
	Digital Articles Accessed per Month	$
	Online Professional Training Class Accessed per Month	$
	Non-circulating Periodical Use per Month	$
Computer and Technology Services
	Your Monthly Use of Library Computer in Hours	$
	Your Monthly Use of Library Wi-Fi in Hours	$
	Your Monthly Hours of Computer Training by a Library Staff Member	$

The total value for the services you listed above = $

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

Values used in the calculations above: Physical Items
Value of a book checked out at a library = $20.07
Value of a book on CD checked out at a library = $10.72
Value of a playaway/tablet book checked out at a library = $10.72
Value of a music CD checked out at a library = $10.23
Value of a magazine read at the library = $5.12
Value of a movie on DVD checked out at a library = $3.07
Values used in the calculations above: Electronic/Downloadable Items
Value of an eBook accessed via a library = $10.24
Value of an audiobook download accessed via a library = $23.55
Value of a magazine digital download accessed via a library = $5.12
Value of a streamed movie accessed via a library = $4.10
Value of a song accessed via a library = $1.01
Values used in the calculations above: Reference Services
Value of asking a reference question at a library = $9
Value of a reference book replaced every 24 months = $4.75
Value of accessing an online article via a library = $10.24
Value of using an online professional training class - such as academic skills building - via a library = $61.44
Value of a non-circulating periodical at a library = $5.12
Values used in the calculations above: Computer and Technology Services
Value of using a library computer for an hour = $30.11
Value of using library wi-fi for an hour = $5.12
Value of computer training with a library staff member for an hour = $25.60