This section provides a summary of ERA 2018 data at the two-digit Fields of Research (FoR). All 42 eligible higher education institutions submitted research outputs for evaluation to ERA 2018. Over 506,000 outputs across 157 four-digit fields of research (FoR) codes were submitted. The majority of the outputs were journal articles (74 per cent) followed by conference papers (13 per cent) and book chapters (10 per cent). Non-traditional research outputs (NTRO) constituted approximately 2 per cent and books constituted 1 per cent of the outputs submitted to ERA 2018. See Section 4 for a detailed breakdown.