Tickdelta has industry numbers for banks, retailers and restaurants, software, insurers and REITs. NI is not one of them.
Work on NI in a spreadsheet:
Excel workbook (a sheet per section, ten years by column, charts, links to the filings) ·
CSV.
For a Google Sheet that stays up to date, paste =IMPORTDATA("https://tickdelta.com/company/NI/export.csv") into a cell.