http://www.jsonline.com/news/milwaukee/88708162.html - another $1M for Milwaukee OpenSky 800 Mhz TRS - $17M spent so far
http://www.cor.state.pa.us/portal/server.pt/gateway/PTARGS_0_2_337331_0_0_18/PA-STARNet%20overview%20and%20fact%20sheet.pdf - As of Dec 2009, 39% of Penns State Police use the OpenSky system for voice comms - approx 50% of State snow plows also use it - at least 1 utility company has 1,000 radios on the system - approx $350 million cost so far