#280 TSA data plot using R

Number of passengers at USA Airport TSA checkpoints for 2019, 2020, 2021 and 2022

install.packages('xml2')
install.packages('rvest')
install.packages('tidyverse')
install.packages('janitor')
#install.packages('themeani')
#install.packages("ggplot2")
#install.packages("magrittr")
#install.packages("dplyr") 
library('xml2')
library(rvest)
library(tidyverse)
library(ggplot2)
library(dplyr)
library('xml2')
library(rvest)
library(tidyverse)

#read_html("https://www.tsa.gov/coronavirus/passenger-throughput?page=0") -> myurl
#html_table(myurl, header = TRUE, fill = TRUE) -> tsa

#working directory
setwd("D:/projects/wordpress/ex280_tsa")

tsa <- read.table("data_tsa.txt", header = TRUE, sep = "\t")

tsa %>%
janitor::clean_names() %>%
rename(
	data_2019 = c2019,
	data_2020 = c2020,
	data_2021 = c2021,
	data_2022 = c2022
) -> tsa2


png(file="tsa_2022_05.png",width=600, height=600)

ggplot(tsa2) +
geom_line(aes(x = date, y = data_2019,colour = "2019")) +
geom_point(aes(x = date, y = data_2019,colour = "2019")) +
geom_smooth(aes(x = date, y = data_2019,,colour = "2019"),span = 0.3) +
#
geom_line(aes(x = date, y = data_2020,colour = "2020"))+
geom_point(aes(x = date, y = data_2020,colour = "2020")) +
geom_smooth(aes(x = date, y = data_2020,colour = "2020"),span = 0.3) +
#
geom_line(aes(x = date, y = data_2021,colour = "2021")) +
geom_point(aes(x = date, y = data_2021,colour = "2021")) +
geom_smooth(aes(x = date, y = data_2021,colour = "2021"),span = 0.3) +
#
geom_line(aes(x = date, y = data_2022,colour = "2022")) +
geom_point(aes(x = date, y = data_2022,colour = "2022")) +
geom_smooth(aes(x = date, y = data_2022,colour = "2022"),span = 0.6) +
#
scale_x_continuous(breaks = seq(0, 365, by = 14)) +
scale_y_continuous(labels = scales::"comma") +
scale_colour_manual(name = "Years", 
                      breaks = c("2019","2020","2021","2022"),
                      values = c("darkgreen","red","blue","darkblue")) +
theme(legend.position = c(0.8, 0.1)) +
labs(x = "Day #",y = "Number of Passengers",title = "Number of passengers
at USA Airport TSA checkpoints for 2019, 2020, 2021 and 2022")
dev.off()