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1 Includes PEI, ON, SK, AB, BC 1991-2012; NL, NB, NT 1993-2012; YT 1994-2012; NS, QC 1996-2012; MB 1999-2012; NU 1999-2006. For rate calculation, population denominators were adjusted to include only those jurisdictions for which data were available in a given year. 2 CNDSS = Canadian Notifiable Disease Surveillance System
