Surveys also show that drivers between the ages of 19 and 29 are more likely than other age groups to drive when drowsy and are more inclined to increase their speed when they feel sleepy.
Samuti näitavad uuringud, et autojuhid vanuses 19 – 29 kipuvad teistest vanusegruppidest sagedamini unise peaga rooli taha istuma ja kiirust lisama.