The Year-to-Date Comparison Report show the number of offenses, clearances, stolen and recovered property for the current year-to-date compared with the same period in the previous year in various reports. This allows an agency to determine if there is a marked increase or decrease in crime or if there was an issue in reporting crime.

The reporting criteria for all reports listed in Crime in Illinois is located in the resource section on the public portal Home page.

The Distribution Breakdown report is similar to the Offense Distribution Report and Arrest Distribution Report as it displays two demographic characteristics instead of one. The report can drill down into any one characteristic and display the breakdown of a second characteristic.

The list of NIBRS offenses and their definitions are located within the Help section. The Help button is located in the upper right hand corner of the NIBRS Public Portal. 

The Offense Trend Reports show the number of offenses on a monthly basis for the selected time period. This analysis is useful to help forecast the volume of crime or analyze crime patterns.

The Offense Density Report shows the geographic distribution of Offense by county. This report shows hotspot areas that may need extra resources.