You should first be aware of the MCMS 2002 is not a supported edition for upgrading to SharePoint 2016! For more details check, Review supported editions and products for upgrading to SharePoint
So you should
- Upgrade from MCMS 2002 to SharePoint 2007, then
- Upgrade from SharePoint 2007 to SharePoint 2010, then
- Upgrade from SharePoint 2010 to SharePoint 2013, finally
- Upgrade from SharePoint 2013 to SharePoint 2016.
Actually, it's very long trip to upgrade/migrate from MCMS 2002 to SharePoint 2016!
So to accelerate this long process, I suggest to Upgrade from MCMS 2002 to SharePoint 2007 then Migrate from SP 2007 to SP 2016 using a 3rd party Migration tool like: