Find key information on trends in main libraries, branches, and bookmobiles, including FSCS IDs and location.These data include imputed values for libraries that did not submit information in the annual data collections. Imputation is a procedure for estimating a value for a specific data item where the response is missing.Download PLS data files to see imputation flag variables or learn more on the imputation methods used in each fiscal year at https://www.imls.gov/research-evaluation/data-collection/public-libraries-survey/explore-pls-data/pls-data

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