The term "utility (piped) gas service" refers to natural gas.
OECD Data Filters: REF_AREA: DEU MEASURE: CPI UNIT_MEASURE: IX METHODOLOGY: N EXPENDITURE: CP045_0722 ADJUSTMENT: S 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)).