Definition
    
                                    1.	Disability is defined as “a person who is limited in the kind or amount of activities that he/she can do because of ongoing difficulties due to a long term physical condition, mental condition or health problem” (United Nations, 1998).
       The five types of disabilities for the Census purpose are as follows:
·	In Seeing: A person who cannot see at all (has no perception of light), or has blurred vision, even with the help of spectacles, will be treated as visually disabled. 
·	In Speech: A person who cannot speak and is dumb is considered as having speech disability. 
·	In Hearing: A person who cannot hear at all (deaf), even with a help of hearing aid, or can hear only loud sounds is considered as having hearing disability. 
·	In Movement: A person who lacks limbs or is unable to use the limbs normally is considered as having movement disability. 
·	 Mental: A person would be treated as mentally disabled if the person is mentally retarded and/or insane and may generally depend on family members for performing daily normal routine.