This data set contains the value of the Dow Jones Industrial Average on daily close for all available dates (to the best of my knowledge) from 1885 to the most recent update I feel like including. Extensions shouldn't be too difficult with existing packages.
Format
A data frame with the following 2 variables.
datethe date
valuethe value of the the Dow Jones Industrial Average at daily close
Details
Observations before October 7, 1896 are from the single Dow Jones Average.
Observations from October 7, 1896 to July 30, 1914 are from the first DJIA.
Observations before the 1914 closure of the first DJIA in July 1914 come from MeasuringWorth.
Observations from its reopening in Dec. 12, 1914 to Dec. 31 1991 come from
Pinnacle Systems. Observations from Jan. 1, 1992 to the most recent observation come
from a quantmod call.