Almost 3000 fires are reported every year due to dryers. This accounts for $35M in property loss, 5 deaths and 100 injuries each year. This is why you should clean your lint trap before every use and also get your ductwork cleaned yearly.
For more information:
https://www.usfa.fema.gov/prevention/outreach/clothes_dryers.html
You may also read this topical fire report PDF:
https://www.usfa.fema.gov/downloads/pdf/statistics/v13i7.pdf
Fire safety in the home is paramount. Check back for information coming later about fire alarms.
*The FEMA website has provided the information listed above. Please check out their website for more detailed information and to learn more about fire safety with home appliances.