| Gender and Age | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total | 20 | 19 | 28 | 21 | 22 | 32 | 13 | 9 | 17 | 4 | 16 | 13 | 15 | 7 | 17 | 28 | 34 | 76 | 86 | 94 | 135 | 54 | 44 | 47 |
| Under 15 Years | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - |
| 15-19 Years | 7 | 4 | 10 | 5 | 10 | 12 | 4 | 1 | 5 | 3 | 3 | 1 | 4 | 1 | 2 | 4 | 3 | 7 | 7 | 13 | 11 | 7 | 5 | 6 |
| 20-24 Years | 9 | 10 | 10 | 9 | 5 | 7 | 2 | 5 | 7 | 1 | 7 | 7 | 6 | 2 | 10 | 7 | 12 | 21 | 22 | 28 | 25 | 12 | 6 | 11 |
| 25-29 Years | 2 | 2 | 5 | 4 | 4 | 4 | 6 | 2 | 2 | - | 4 | 2 | 2 | 2 | 4 | 9 | 7 | 11 | 26 | 22 | 29 | 13 | 7 | 4 |
| 30-44 Years | 1 | 3 | 1 | 3 | 3 | 9 | 1 | 1 | 2 | - | 2 | 3 | 3 | 1 | - | 5 | 11 | 35 | 26 | 25 | 59 | 20 | 17 | 19 |
| 45 Years & Older | - | - | 1 | - | - | - | - | - | 1 | - | - | - | - | 1 | 1 | 3 | 1 | 2 | 5 | 5 | 10 | 2 | 9 | 7 |
| Male | 4 | 7 | 15 | 7 | 8 | 9 | 5 | 1 | 5 | 1 | 3 | 4 | 6 | 4 | 12 | 15 | 12 | 35 | 38 | 33 | 68 | 27 | 23 | 26 |
| Under 15 Years | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 15-19 Years | - | 2 | 5 | - | - | 2 | 3 | - | 1 | 1 | 2 | 1 | - | 1 | 2 | - | 2 | 2 | 1 | 2 | 5 | 1 | 1 | 5 |
| 20-24 Years | 3 | 3 | 4 | 4 | 2 | 3 | - | - | 2 | - | - | 2 | 3 | 1 | 7 | 3 | 2 | 13 | 6 | 10 | 9 | 8 | 4 | 4 |
| 25-29 Years | 1 | - | 4 | 2 | 3 | 2 | 2 | 1 | 1 | - | 1 | - | 1 | - | 2 | 5 | 2 | 3 | 11 | 8 | 13 | 5 | 3 | - |
| 30-44 Years | - | 2 | 1 | 1 | 3 | 2 | - | - | 1 | - | - | 1 | 2 | 1 | - | 4 | 5 | 16 | 15 | 11 | 32 | 11 | 9 | 11 |
| 45 Years & Older | - | - | 1 | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 3 | 1 | 1 | 5 | 2 | 9 | 2 | 6 | 6 |
| Female | 16 | 12 | 13 | 14 | 14 | 23 | 8 | 8 | 12 | 3 | 13 | 9 | 9 | 3 | 5 | 13 | 22 | 41 | 48 | 61 | 67 | 27 | 21 | 21 |
| Under 15 Years | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - |
| 15-19 Years | 7 | 2 | 5 | 5 | 10 | 10 | 1 | 1 | 4 | 2 | 1 | - | 4 | - | - | 4 | 1 | 5 | 6 | 11 | 6 | 6 | 4 | 1 |
| 20-24 Years | 6 | 7 | 6 | 5 | 3 | 4 | 2 | 5 | 5 | 1 | 7 | 5 | 3 | 1 | 3 | 4 | 10 | 8 | 16 | 18 | 16 | 4 | 2 | 7 |
| 25-29 Years | 1 | 2 | 1 | 2 | 1 | 2 | 4 | 1 | 1 | - | 3 | 2 | 1 | 2 | 2 | 4 | 5 | 8 | 15 | 14 | 16 | 8 | 4 | 4 |
| 30-44 Years | 1 | 1 | - | 2 | - | 7 | 1 | 1 | 1 | - | 2 | 2 | 1 | - | - | 1 | 6 | 19 | 11 | 14 | 27 | 9 | 8 | 8 |
| 45 Years & Older | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | 1 | - | 3 | 1 | - | 3 | 1 |
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:
01/15/2026