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a Age parameters from the constrained model using data from 1965 to 2010 only (Period constraint from late 1980’s to early 1990s). b Period parameters from the constrained model using data from 1965 to 2010 only (Period constraint from late 1980’s to early 1990s). c Cohort parameters from the constrained model using data from 1965 to 2010 only (Period constraint from late 1980’s to early 1990s)
