Trans.21 compiles an annual global count of APMs in operation and in the pipeline.
Count- Air- 2012 | Count - Campus - 2012 | Count - Transit- 2012
APM Pipeline - 2013
Count- Air- 2011 | Count - Campus - 2011 | Count - Transit- 2011
APM Pipeline - 2012
Count- Air- 2010 | Count - Campus - 2010 | Count - Transit- 2010
APM Pipeline - 2011
APM Count - 2010 (PDF)
APM Pipeline - 2009 (PDF)
APM Count - 2009 (PDF)
APM Count - 2008 (PDF)
APM Pipeline - 2008 (PDF)