Disability Support Services 2001: National Data on Services Provided under the Commonwealth/State Disability Agreement presents data on services directly provided or funded by governments under the Commonwealth/State Disability Agreement (CSDA).The report describes the data collection process, consumers, their characteristics and the service outlets providing CSDA-funded services. Estimates of consumers were made possible by use of the statistical linkage key, which adjusts for people using more than one service on the snapshot day. Trends in service usage from 1996 to 2001 are also included.