Exercise 3: Time series plot - all diseases in California

Now we are going to look at the rates of all diseases in one state. Again, you will be modifying the sample code to produce the desired plot.

100 XP

For the state of California, make a time series plot showing rates for all diseases.
Include only years with 10 or more weeks reporting.
Use a different color for each disease.
Include your aes function inside of ggplot rather than inside your geom layer.