Conversation so far:
what type of jurisdiction does a juvenile court have
Most states give their juvenile courts legal jurisdiction over cases involving delinquency, abuse and neglect, and status offense proceedings. Some juvenile courts also have jurisdiction over adoptions, emancipation, and consent.
Up to what age does the Juvenile court have jurisdiction to handle cases
In 45 states, the maximum age of juvenile court jurisdiction is age 17. Georgia, Michigan, Missouri, Texas and Wisconsin draw the juvenile/adult line at age 16.
About how many cases are handled by juvenile court jurisdiction annually
In 2016, juvenile courts in the United States handled 850,500 delinquency cases that involved juveniles charged with criminal law violations.

Question: What  is the most common offense
Self-contained rewrite: What is the most common juvenile offense according to the court system