1 Source of the original data: Bundesbank calculations up to 1959 and Federal Statistical Office as of 1960. - 2 Territorial definition: Germany as of 1991, prior to that western Germany. Linked over annual average of 1991 (Bundesbank calculation). Figures up to 1959 include additional estimates for Saarland and West Berlin. - 3 Methodology: At constant prices prior to 1970, at previous-year prices as of 1970. Figures at previous-year prices are chain-linked Laspeyres indices (annual overlap). As of 1970 up to the end of 1990, data basis according to ESA 1995. As of 1991, data basis according to ESA 2010.
