Age/Grade Distribution

To follow up on the post re the Ninth Grade Bump in enrollment: Table 7 in the Superintendent’s Annual Report gives us the age/grade distribution.  The latest data are from January 1, 2018.  Here they are as a chart:

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The major effect of the promotion practices looks to be the increased numbers of older students in grades 10-12.  Those increases come mostly from students who were 5 in the first grade.