In Analyst you can show how SIC codes are broken down- for example, you can use the following tutorial to show which 2,3 and 4-digit SIC codes relate to a 1-digit code.
- Go to ‘Search Industries’ and click on ‘Industry Table’
- Input your region and for a full list of industries select ‘all available’.
- Click run
- Change your timeframe
- Change the first box on the left above your table to read- All Levels
From here you can click on each 1-digit code to break it down to 2-digit codes, 2-digit codes to break them down to 3-digit and so on. This report breaks down each of the SIC codes into manageable chunks and shows how SIC codes relates to each other.