Index of Production (IOP) Statistical Bulletin and Tables - Quarter 4 2021 Latest Results - Quarter 4 (October - December) 2021 Date published: 16 March 2022 Statistics: Index of Production Tables are available in XLS and ODS Documents IOP Q4 2021 Bulletin Adobe PDF (54 KB) IOP Q4 2021 Tables Microsoft Excel (54 KB) IOP Q4 2021 Tables OpenDocument spreadsheet (54 KB) Help viewing documents