OECD Data Filters: REF_AREA: AUT MEASURE: CPI UNIT_MEASURE: IX METHODOLOGY: N EXPENDITURE: _TXCP01_NRG ADJUSTMENT: N TRANSFORMATION: _Z FREQ: M All OECD data should be cited as follows: OECD (year), (dataset name), (data source) DOI or https://data-explorer.oecd.org/ (https://data-explorer.oecd.org/). (accessed on (date)).