Veterans

A GIS dataset in a generalized Esri Feature Class form representing USA County polygons for high performance rendering. Attributes assigned to each county allow for visual comparison by thematic rendering. This data includes US Census Bureau, American Community Survey data related to US Military Veterans. Categorical variables include demographic, time served (era), education, and income statistcs.本数据集为采用通用化Esri要素类（Esri Feature Class）格式构建的地理信息系统（Geographic Information System, GIS）数据集，用于表征美国县级多边形要素以支持高性能渲染。为各县级要素配置的属性字段，可通过专题渲染实现可视化对比分析。本数据集包含美国人口普查局（US Census Bureau）发布的、与美国退伍军人相关的美国社区调查（American Community Survey）数据，其分类变量涵盖人口统计学特征、服役时段（服役时代）、教育背景及收入统计信息。