Unit groups and their descriptions

Code	Title	Major group	Sub-major group	Group	Occupations
9121	Hand launderers and pressers	Elementary occupations	Cleaners and helpers	Vehicle, window, laundry and other hand cleaning workers	4
9122	Vehicle cleaners	Elementary occupations	Cleaners and helpers	Vehicle, window, laundry and other hand cleaning workers	3
9123	Window cleaners	Elementary occupations	Cleaners and helpers	Vehicle, window, laundry and other hand cleaning workers	1
9129	Other cleaning workers	Elementary occupations	Cleaners and helpers	Vehicle, window, laundry and other hand cleaning workers	5