Based on a comparison of 37 countries in 2022, Japan ranked the highest in number of computed tomography scanners with 14,595 followed by USA and Brazil. On the other end of the scale was Luxembourg with 15.0, Iceland with 17.0 and Estonia with 28.0.
Data for more countries are available at Number of Computed Tomography Scanners indicator page.
| Number of Computed Tomography Scanners | Unit | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 |
| Australia | ... | ... | 1,524 | 1,583 | 1,681 | 1,769 | 1,739 | ... | ||||||||||||||
| Brazil | ... | ... | ... | ... | 4,166 | 4,500 | 4,814 | 5,165 | 5,488 | ... | ||||||||||||
| France | 1,131 | 1,161 | 1,184 | 1,222 | 1,279 | ... | ||||||||||||||||
| Germany | 2,896 | 2,904 | 2,929 | 2,930 | 2,986 | ... | ||||||||||||||||
| Greece | ... | ... | ... | 387 | 414 | 436 | 456 | 468 | ||||||||||||||
| Italy | 2,079 | 2,093 | 2,124 | 2,177 | 2,225 | ... | ||||||||||||||||
| Japan | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 14,126 | ... | ... | 14,595 | ... | ... | |||||
| Mexico | 728 | 731 | 742 | 815 | 855 | ... | ||||||||||||||||
| Poland | 658 | 641 | 689 | 690 | 761 | ... | ||||||||||||||||
| Romania | ... | ... | ... | ... | ... | 249 | 274 | 309 | 339 | 368 | ... | |||||||||||
| South Korea | 1,937 | 1,964 | 1,991 | 2,049 | 2,104 | ... | ||||||||||||||||
| Spain | ... | ... | ... | ... | ... | ... | ... | ... | 851 | 869 | 895 | 905 | 950 | ... | ||||||||
| Switzerland | ... | ... | ... | ... | ... | 326 | 332 | 330 | 332 | 342 | ... | |||||||||||
| Turkey | 1,152 | 1,186 | 1,211 | 1,213 | 1,248 | ... | ||||||||||||||||
| USA | ... | ... | ... | ... | ... | 13,525 | 13,890 | 14,555 | 14,750 | 14,115 | ... |
Helgi Library 
