Plot multiples (time) series in R with legend

Question

According to my datas (cf. picture) called GDP. I would like to know how to plot a

Answer 1

If you use xts to create timeseries data, you can use plot.xts from xtsExtra package to get desired result

#Uncomment below lines to install required packages
#install.packages("xts")
#install.packages("xtsExtra", repos="http://R-Forge.R-project.org")

library(xts)
library(xtsExtra)

head(data)
##              ABC    DEF
## 2007-01-03 83.80 467.59
## 2007-01-04 85.66 483.26
## 2007-01-05 85.05 487.19
## 2007-01-08 85.47 483.58
## 2007-01-09 92.57 485.50
## 2007-01-10 97.00 489.46


plot.xts(data, screens = factor(1, 1), auto.legend = TRUE)

You will get something like this

In case you want data in seperate panels:

plot.xts(data, auto.legend = TRUE)