1628-1629 / 3107
10
15
20
25
30
35
40
45
50
Particle therapy treatment sites
0
5
1954
1958
1962
1966
1970
1974
1978
1982
1986
1990
1994
1998
2002
2006
2010
Opened facility Closed facility
http://ptcog.web.psi.ch/Archive/pat_statistics/Patientstatistics-updateMar2013.pdf• Currently approx. 50 running facilities worldwide (Europe: 15), of which 7 for eye
tumors only
• >100.000 irradiated patients, mostly with protons