R: Daily observations for the S&P 500

sp500_1950_2018

R Documentation

Daily observations for the S&P 500

Description

Data runs from 1950 to near the end of 2018.

Usage

sp500_1950_2018

Format

A data frame with 17346 observations on the following 7 variables.

Date: Date of the form "YYYY-MM-DD".
Open: Opening price.
High: Highest price of the day.
Low: Lowest price of the day.
Close: Closing price of the day.
Adj.Close: Adjusted price at close after accounting for dividends paid out.
Volume: Trading volume.

Source

Yahoo! Finance

Examples


data(sp500_1950_2018)
sp500.ten.years <- subset(
  sp500_1950_2018,
  "2009-01-01" <= as.Date(Date) & as.Date(Date) <= "2018-12-31"
)
d <- diff(sp500.ten.years$Adj.Close)
mean(d > 0)