Figure 2. Hearing and vision requirements, selected occupations, preproduction-testing estimates, 2015
Occupation	Percentage of workers
	HEARING		VISION
	One on one	Group	Near visual acuity	Far visual acuity	Peripheral
Combined food preparation and serving workers, including fast food	99.5	84.7	94.1	50.1	42.7
Janitors and cleaners, except maids and housekeeping cleaners	88.4	61.4	88.1	56.7	51.1