These data are the daily log returns on Siemens share price
from Tuesday 2nd January 1973 until Tuesday 23rd July 1996.
The data are contained in a numeric vector.
The dates of each observation are contained in a times
attribute, which is an object of class "POSIXct"
(see
DateTimeClasses
).
Note that these data form an irregular time series because
no trading takes place at the weekend.
data(siemens)
A numeric vector containing 6146 observations, with a
times
attribute which is a POSIXct
object
of the same length.