McDonald, CelinaAs libraries reduce the size of their physical government documents collections, they often lack data about usage of government information. This poster explores ways to harvest, analyze, and use electronic usage data of government publications to make collections and service decisions based on an electronic usage study spanning 10 years conducted at a large research university.en-USPoster, government documents, electronic publications, PURL, usageAnalyzing Long-Term Usage Trends of Electronic Government InformationPresentation