| Users | Filename | Product | Company | Version | Variant |
|---|---|---|---|---|---|
| 36.36% | %PROGFILES64% \ Autodesk \ AutoCAD Architecture 2012 \ aecbaseexcsy.dll | AutoCAD | Autodesk, Inc. | 6.7.49.0 | 26397003 |
| 18.18% | %PROGFILES64% \ Autodesk \ AutoCAD Civil 3D 2012 \ aecbaseexcsy.dll | AutoCAD | Autodesk, Inc. | 6.7.45.0 | 21823660 |
| 9.09% | %PROGFILES64% \ Autodesk \ AutoCAD 2011 \ aecbaseexcsy.dll | AutoCAD | Autodesk, Inc. | 6.5.44.0 | 16877673 |
| 9.09% | %PROGRAMFILES% \ AutoCAD 2010 \ aecbaseexcsy.dll | AutoCAD | Autodesk, Inc. | 6.0.53.0 | 22470440 |
| 9.09% | %PROGFILES64% \ Autodesk \ AutoCAD Architecture 2011 \ aecbaseexcsy.dll | AutoCAD | Autodesk, Inc. | 6.5.49.0 | 26487611 |
| 9.09% | %PROGFILES64% \ Autodesk \ AutoCAD LT 2012 - Czech \ aecbaseexcsy.dll | AutoCAD | Autodesk, Inc. | 6.7.45.0 | 18472935 |
| 9.09% | %PROGRAMFILES% \ AutoCAD LT 2010 \ aecbaseexcsy.dll | AutoCAD | Autodesk, Inc. | 6.0.53.0 | 26486140 |