Building permits by Project Category (Period)

Collection of statistical data on building permits issued since the beginning of the year, by project category. The data have been available since 2003 and include: number of permits(b) area(c) value(d) number of residential units本数据集为按项目类别分类的统计数据集合，收录本年度初至今核发的建筑许可相关数据。该数据集自2003年起可公开获取，包含以下统计字段：核发许可数量（b）、建筑面积（c）、项目价值（d）以及住宅单元数量。