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2006-2007 PLDS Online Database
Presented by the Library Research Center
on behalf of the Public Library Association
ALA Annual Conference – Washington, D.C. – June 23, 2007
Public Library Data Service (PLDS)
Annual public library survey sent to 1,600+ libraries each year in USA and Canada since 1988.
Question topics include: General Library Information Financial Information Library Resource and Per Capita Measures Annual Use Figures Technology in Libraries Special rotating section
2006 and 2007 PLDS Surveys
Reporting Libraries: 2007 – 904 total (USA: 883; Canada: 21) 2006 – 873 total (USA: 852; Canada: 21)
Special Section: 2007 – Young Adult Services 2006 – Children’s Services
PLDS Online Database Features
All 2006 and 2007 survey data in… Interactive Section Reports featuring
customizable data tables and Excel data export
Summary Tables and interactive Comparison Charts for virtually all PLDS variables
Aggregate Two-Year Trends by population of legal service area for all consistent data variables
Individual Library Reports featuring PDFs of survey responses, two-year trends, and library dashboard feature
Build Comparison Group feature where users can create a set of libraries and view data or two-year trends
PLDS Section Reports Features
Customize which data columns are displayed
Sort and search within data columns
Export data into Excel files
View individual library information and/or add libraries to your comparison group
Customized Data Column Display
Check-mark columns you wish to view.
Choose how many library records you want displayed per page.
PLDS 2007 Finance
Data Column Sorting
Sort columns by clicking on column header name.
Hover mouse over column name to learn more about the variable.
Data Column Searching
Enter key search terms to search text columns.
Place upper and lower limits on numerical columns.
View Library Information
Click on a library name to learn more about a particular library.
View their Library Identification inf0rmation, go to that library’s individual page, or add the library to your comparison group.
Other Section Report Features
Page through library data by clicking on the arrow keys.
The single arrow buttons take to the next/previous page.
The double arrow buttons take to the first/last page.
Other Section Report Features
Certain data columns have charts associated with them.
Click on the blue links to display them for each library.
PLDS Summary Tables
Select other variables to view or toggle between report years to view summary statistics.
Dynamic charts that allow users to:
•Control the type of chart (line, bar, area, pie)
•Alternate between chart and table view
•Select what information is displayed
•Perform additional calculations
PLDS Comparison Charts
Searching for PLDS Libraries
Search by any combination of library name, city, or state/province.
Enter your library’s PLDS ID to find that library directly.
Individual Library Pages
For each survey year: View Library Identification information
Download and save PDF survey responses
View Library Dashboard feature
View interactive two-year trends
Add library to Comparison Group
Library DashboardFour Bar Charts:
Operating Income
Operating Expenditures
Interlibrary Loan
Staffing Levels
Six Gauges:
Total Circulation
Total Holdings
Total Reference Transactions
Total Library Visits
Total Program Attendance
Total In-Library Materials Use
Building Your Comparison Group
Add up to 20 libraries that are stored until you delete them.
Check-mark the libraries you wish to view survey data for or group trends.
Building Your Comparison Group
Once your libraries are selected, choose how you want to view the data…
Interactive Database Feature
View all reporting libraries for 2006 or 2007 in the interactive database or concentrate only on those libraries in your comparison group
The interactive database allows users to run their own analyses without the need for additional software.
Users can:Sort, filter, and group dataShow, hide, and rearrange dataCreate their own calculated values Create customized charts and cross tabsExport data into Excel/CSV/PDF file formatsSave and load ongoing database sessions
Interactive Database Controls
This controls the table layout. Users can select which variables they do/do not want to see and reorder the variables.
This allows users to place a filter on the data. Users can set the filter to a particular value or a range of values.
This allows users to group data on specific criteria such as state, library type, etc.
This allows the user to calculate aggregate statistics based on the entire dataset, filtered data, or grouped data.
By clicking here, the user can create new columns of data based on their own calculations.
This allows the user to chart variables against each other. The user can select from Pie, Bar, Line, Spline, or Scatter Plot charts.
By choosing this icon, users can perform crosstabs to explore relationships between the data.
The user can also determine how many records are displayed per page by clicking on this icon.