Rand兰德：2024美国社区调查公共使用微数据样本（ACS-PUMS）报告（英文版）

The American Community Survey (ACS) was created by the U.S. Census Bureau to replace the long form questionnaire that was part of the Decennial Census and to allow for continuous estimates of important demographics in intercensal years. After a decade of testing, the ACS was first fielded in 2005, with various improvements and changes over the years. ACS data are made publicly available in the form of the ACS Public Use Microdata Sample (ACS-PUMS). The ACS-PUMS files are distributed in two diffe