Hours spent providing unpaid care or assistance to seniors: Refers to the number of hours persons spent providing unpaid care or assistance to seniors of one’s own household, to other senior family members outside the household, and to friends or neighbours in the week (Sunday to Saturday) prior to Census Day (May 15, 2001). Unpaid care or assistance to seniors does not include volunteer work for a non-profit organization, religious organization, charity or community group, or work without pay in the operation of a family farm, business or professional practice.