| Gender and Age | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total | 44 | 26 | 39 | 43 | 36 | 43 | 23 | 21 | 27 | 11 | 25 | 22 | 21 | 13 | 24 | 45 | 54 | 119 | 165 | 218 |
| Under 15 Years | 1 | 1 | 2 | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | - | 1 | - | 1 |
| 15-19 Years | 15 | 6 | 14 | 14 | 16 | 15 | 6 | 4 | 6 | 6 | 3 | 3 | 5 | 3 | 2 | 6 | 9 | 14 | 17 | 22 |
| 20-24 Years | 21 | 11 | 14 | 13 | 10 | 9 | 6 | 9 | 10 | 4 | 9 | 9 | 7 | 4 | 13 | 8 | 18 | 35 | 47 | 64 |
| 25-29 Years | 3 | 3 | 7 | 10 | 6 | 7 | 7 | 4 | 5 | - | 7 | 6 | 3 | 4 | 5 | 11 | 11 | 16 | 49 | 56 |
| 30-44 Years | 4 | 4 | 1 | 6 | 3 | 12 | 3 | 4 | 4 | 1 | 5 | 4 | 5 | 1 | 2 | 14 | 15 | 49 | 47 | 66 |
| 45 Years & Older | - | - | 1 | - | 1 | - | 1 | - | 2 | - | 1 | - | - | 1 | 2 | 5 | 1 | 4 | 5 | 9 |
| Male | 10 | 8 | 17 | 19 | 12 | 12 | 8 | 4 | 12 | 5 | 10 | 7 | 8 | 7 | 17 | 20 | 24 | 54 | 70 | 89 |
| Under 15 Years | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 15-19 Years | - | 3 | 5 | 3 | - | 2 | 3 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 2 | 1 | 6 | 2 | 2 | 3 |
| 20-24 Years | 6 | 3 | 6 | 7 | 4 | 4 | - | 2 | 3 | 3 | 1 | 3 | 4 | 2 | 8 | 3 | 4 | 20 | 16 | 26 |
| 25-29 Years | 2 | - | 4 | 6 | 4 | 3 | 3 | 1 | 3 | - | 3 | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 23 | 27 |
| 30-44 Years | 2 | 2 | 1 | 3 | 3 | 3 | 1 | - | 3 | - | 3 | 2 | 2 | 1 | 2 | 7 | 8 | 24 | 24 | 28 |
| 45 Years & Older | - | - | 1 | - | 1 | - | 1 | - | 1 | - | 1 | - | - | 1 | 2 | 4 | 1 | 3 | 5 | 5 |
| Female | 34 | 18 | 22 | 24 | 24 | 31 | 15 | 17 | 15 | 6 | 15 | 15 | 13 | 6 | 7 | 25 | 30 | 65 | 95 | 129 |
| Under 15 Years | 1 | 1 | 2 | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | - | 1 | - | 1 |
| 15-19 Years | 15 | 3 | 9 | 11 | 16 | 13 | 3 | 3 | 4 | 4 | 1 | 2 | 4 | 2 | - | 5 | 3 | 12 | 15 | 19 |
| 20-24 Years | 15 | 8 | 8 | 6 | 6 | 5 | 6 | 7 | 7 | 1 | 8 | 6 | 3 | 2 | 5 | 5 | 14 | 15 | 31 | 38 |
| 25-29 Years | 1 | 3 | 3 | 4 | 2 | 4 | 4 | 3 | 2 | - | 4 | 5 | 2 | 2 | 2 | 6 | 6 | 11 | 26 | 29 |
| 30-44 Years | 2 | 2 | - | 3 | - | 9 | 2 | 4 | 1 | 1 | 2 | 2 | 3 | - | - | 7 | 7 | 25 | 23 | 38 |
| 45 Years & Older | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | 1 | - | 1 | - | 4 |
Notes:
A dash ("–") indicates quantity zero.
All Ages category includes records with unknown age.
Total (Both Sexes) category includes records with unknown sex.
Source: Michigan Disease Surveillance System,
MDHHS.
Last Updated:
08/03/2020