Year-on-year change compares the value for an examined time period to the value for the corresponding time period twelve months back.

The 1st release refers to the time when data for the reference period were released for the first time at a lag of around 45 days from the end of the statistical reference month. The revision describes the difference of annual change percentages between the first and latest release.

The average have been calculated upon completion of the data for the first and last release months in the statistical reference year, when the official structural business and financial statement statistics are also published. The average for absolute values of revision have been calculated from the absolute values of differences between the first and last release months in the statistical reference year, when the official structural business and financial statement statistics are also published.