![Spark lines made easy](https://blogs.sas.com/content/graphicallyspeaking/files/2012/07/Spark_Table_SG.png)
Spark lines, made popular by Edward Tufte, provide a way to visualize trends in a concise space, often inline with the rest of the narrative or data. Previously, I posted an article on Spark Plots in which I created different plot types, some of which included multiple graphs and data in each row. For such