Microsoft Digital Defense Report 2022
Microsoft Digital Defense Report 2021
Microsoft Digital Defense Report 2020
Stockholm Intrnational Peace Research Institute (SIPRI)
SIPRI Yearbook 2019 (Summary)
SIPRI Yearbook 2018 (Summary)
SIPRI Yearbook 2017 (Summary)
SIPRI Yearbook 2016 (Summary)
SIPRI Yearbook 2015 (Summary)
SIPRI Yearbook 2014 (Summary)
SIPRI Yearbook 2013 (Summary)
SIPRI Yearbook 2012 (Summary)
SIPRI Yearbook 2011 (Summary)
SIPRI Yearbook 2010 (Summary)
The Heritage Fundation
2022 Index of U.S. Military Strength