This table contains 24 series, with data for years 2001 - 2001 (not all combinations necessarily have data for all years). This table contains data described by the following dimensions (Not all combinations are available): Geography (1 items: Canada ...) Time of day, needed health information or advice (3 items: Needed health information or advice during regular office hours; Needed health information or advice during evenings and weekends; Needed health information or advice during the middle of the night ...) Characteristics (8 items: Number of persons; High 95% confidence interval; number of persons; Coefficient of variation; number of persons; Low 95% confidence interval; number of persons ...).