24 March 2026

Business Turnover Index (BTI)

January 2026. Provisional data

Main results

The annual rate of the Business Turnover stands at -0.2% in the seasonal and calendar-adjusted series and -2.4% in the original.
The monthly variation of the BTI stood at -0.8%, after seasonal and calendar adjustment.

More information

Tables annex (includes information on original and sector-adjusted series)
Main results (mensual and annual)

The Total Business Turnover Index, once adjusted for seasonal and calendar effects, showed a variation of -0.2% in January, as compared with the same month of the previous year. On the other hand, the BTI original series registered an annual variation of -2.4%.

Business Turnover Index, Total

Annual rate. Percentage

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      "7.8",
      "1.3",
      "-2.7",
      "5.0",
      "-1.9",
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      "-0.6",
      "6.0",
      "4.6",
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The seasonally and calendar-adjusted indices showed positive annual growth rates in two of the four sectors analyzed. Market non-financial services recorded the highest increase (3.3%), and Extractive and manufacturing industries the largest decline (-3.1%).

Business Turnover Index, Total and by sectors. January 2026

Annual rate. Percentage

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Monthly trend of BTI

The monthly variation of the seasonally and calendar-adjusted Business Turnover Index between the months of December 2025 and January 2026 stood at -0.8%. This rate was 1.5 points lower than the previous month.

Business Turnover Index, Total. Seasonally and calendar adjusted

Monthly rate. Percentage

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      "1.6",
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Of the four sectors analyzed, only Electricity and water supply, sewerage and waste management showed a positive monthly rate (0.6%). Trade recorded the largest decline (-1.4%).

Revisions and data update

On the press release day, INE has updated BTI data series corresponding to the last 13 months. In the case of calendar adjusted and seasonally and calendar adjusted series, according to INE standard, the series are revised since its beginning. The results are available at INEbase.

According to the Commission Delegated Regulation (EU) 2023/137 INE has started the works to incorporate the new National Economic Activities Classification CNAE-2025 in all the statistical operations.

In the case of the BTI, the release of the first results with CNAE-2025 will take place in March 2028.

Methodological note

The Business Turnover Index (BTI) is a short-term synthesis statistical operation aiming at obtaining an indicator to measure the short-term evolution of turnover, as a whole, for non-financial economic sectors: Extractive and manufacturing industries, Electricity and water supply, sewerage and waste management, Trade and Market non-financial services.

Survey Type:: ongoing monthly.
Base year:: 2021.
Population scope:: the business turnover Index provides a comprehensive and weighted measure of the business turnover for the economic sectors Extractive and manufacturing industries, Electricity and water supply, sewerage and waste management, Trade and Non-financial market services.
Geographical scope:: the whole country.
Results reference period:: the calendar month.
Information sources:: it is compiled using information from three statistical operations carried out by INE: Industry turnover indices (ITI), service sector activity indicators (SSAI) and retail trade indices (RTI). In addition, existing information from administrative registers is utilized: sales declared by large companies in their VAT returns in the sector not covered by the surveys previously mentioned.

Further information is available in the methodology and the standardized methodological report.

INE statistics are produced in accordance with the Code of Good Practice for European Statistics. More information on Quality at INE and Code of Practice.

For further information see

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