The bar chart is titled “Percent Change in Estimated Number of Gangs, From 2002 to 2007.” Displayed horizontally are the four area types—“Larger Cities,” “Suburban Counties,” “Smaller Cities,” and “Rural Counties”— and the “Overall Estimate in Study Population.” Displayed vertically are percentages from 0 to 80. The percent changes in the estimated number of gangs between 2002 and 2007 for the four area types and the overall estimate in study population are presented as data points. The heading titled “Percent Change in Estimated Number of Gangs” includes bullet points that describe this bar chart.
Specifically, the percent changes in estimated number of gangs between 2002 and 2007 are as follows: +15.3 percent for larger cities, +17.0 percent for suburban counties, +40.9 percent for smaller cities, +64.4 percent for rural counties, and +25.5 percent for the overall estimate in study population.