Offense Category line graph unreadable

[ErnstMelchior]

Is your feature request related to a specific use case? Please describe.
Regardless of the reaction to #12, somehow we should avoid line graphs that are illegible in Arrest Charge by Offense Category.

Describe the solution you'd like
Allow user to choose categories by check box. If more than 8 are chosen, user must use bar graph.

Describe alternatives you've considered
See issue #12.

Additional context
Add any other context or screenshots about the feature request here.

[kgruschow]

I suspect that similar to 12, there must be a limit on how many categories can be plotted.

I am not sure how this different than 12 however, and making many bar graphs is not necessarily a solution.

Example: