Sure! Here are the references to the StatCounter Global Stats website for the worldwide market share of desktop operating systems in January of 2002 and 2003:
January 2002: https://gs.statcounter.com/os-market-share/desktop/worldwide...
January 2003: https://gs.statcounter.com/os-market-share/desktop/worldwide...
Note that these are specific to desktop operating systems and may not include market share for mobile devices or other platforms.