R Markdown

## 
## Welcome to googleVis version 0.7.1
## 
## Please read Google's Terms of Use
## before you start using the package:
## https://developers.google.com/terms/
## 
## Note, the plot method of googleVis will by default use
## the standard browser to display its output.
## 
## See the googleVis package vignettes for more details,
## or visit https://mages.github.io/googleVis/.
## 
## To suppress this message use:
## suppressPackageStartupMessages(library(googleVis))
## `summarise()` has grouped output by 'Decade', 'Adjective'. You can override
## using the `.groups` argument.