Library Use Calculator:
What's Your Library Worth to You? Individualized Return on Investment Calculator
- Enter in the left hand column the number of times per month you or your family use each service.
- Estimated retail value of each service will be calculated on the right.
- Total value of your library use is shown at the bottom of the worksheet.
- Tip: Tab between entries and do not use commas.
| Values used in the calculations above |
| Value of a book checked out at a library, including via interlibrary loan = $30 |
| Value of a magazine read at a library = $4 |
| Value of a movie checked out at a library = $10 |
| Value of a music cd checked out at a library = $15 |
| Value of an audio book = $30 |
| Value of a children's program = $6 |
| Value of a program, such as a book club, for adults = $10 |
| Value of a patron spending an hour on a library computer = $12 |
| Value of a reference question = $15 |
| Value of full-text articles accessed from a library's Web site or the Michigan eLibrary = $15 |
| Value of utilizing library resources in-house = $10 |
| Value for Museum Adventure Pass = $15 |
Adapted from the Library Research Service Return on Investment calculator code.
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You are seeing a returned value of $ for every one dollar invested!
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