You already mentioned the range of years at the beginning of this writeup, and unless there are years missing (which there aren't), it doesn't seem necessary to show all of the years.

[mnmenator]

https://github.com/chuckf333/DataScienceProject/blob/03c960e4b501300f9ca2a6623cc84b40f3b7f5a4/p01.rmd#L51-L62

[chuckf333]

removed these since they are redundant