#adding smooth trend linear-trend-line-to-a-scatter-plot-in-r
https://stats.stackexchange.com/questions/30975/how-to-add-non-linear-trend-line-to-a-scatter-plot-in-r
## add moving average in
https://www.quantmod.com/documentation/addMA.html
#running average
https://stackoverflow.com/questions/40857319/plot-running-average-in-ggplot2
## different chart type
https://plot.ly/r/graphing-multiple-chart-types/
## integrate with sql server