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The BV4.1 software

BV4.1 is a procedure for the decomposition and seasonal adjustment of monthly and quarterly economic series. Please derive detailed information on the mathematical methodology from the following paper: Speth, H.-h.: The BV4.1 Procedure for Decomposing and Seasonally Adjusting Economic Time Series.

For non-commercial purposes, the Federal Statistical Office provides the corresponding software free of charge as download.

Download of software version 2.2 (zip, 14.5 MB)

Modification to version 2.1: Reformation Day on October 31, 2017, is included as public holiday in the calendar files for Germany.

Technical requirements:
• Windows 7 or later,
• Java Runtime Environment (JRE) 1.7.0 or later.

Processing data formats:
• CSV,
• EXCEL 2002+,
• ACCESS 2002+ or
• SQL-Server 7.0+.

Download of software version 1.1 (zip, 32.0 MB)

Please note: Reformation Day on October 31, 2017, is not included as public holiday in the calendar files for Germany.

Technical requirements:
• Windows XP or former,
• Java Runtime Environment (JRE) 1.4.1 and later.

Processing data formats:
• CSV,
• EXCEL 95 to EXCEL 2010,
• ACCESS 97+ or
• SQL-Server 7.0+.

© Statistisches Bundesamt (Destatis), 2018

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