BV4.1 (software)

BV4.1
Screenshots
Developer	Federal Statistical Office of Germany
Stable release	2.2 / March 2017 (2017-03)
Operating system	Windows NT 4.0 / Windows 98 up to Windows XP
Available in	English, German
Type	Statistics / Statistical software / Time series analysis / Seasonal adjustment / Decomposing of time series
License	Freeware
Website	www.destatis.de/EN/Methods/TimeSeries/SoftwareBV41.html

BV4.1 is a retired¹ application software tool for decomposing and seasonally adjusting monthly or quarterly economic time series² by version 4.1 of the Berlin procedure developed by the Federal Statistical Office of Germany. The software is released as freeware for non-commercial purposes.

The essential features of the BV4.1 software are:

• System requirements: Windows PC (Windows NT 4.0 / Windows 98 up to Windows XP).
• Support of the file formats Microsoft Excel, Microsoft Access, SQL Server and CSV.
• User-friendly graphical user interface.
• Analyses of monthly and quarterly time series.
• Possibility of mass production of time series decompositions and seasonal adjustments.
• Various possibilities of graphic evaluations of analysis results.
• Possibility to execute "successive analyses": analyses where the analysis spans are extended gradually by one additional period. This option is useful for examining such revisions of analysis results originating from the BV4.1 procedure itself.