Description Format Source Examples
Multivariate time series data originally from Andrews and Herzberg (1985).
data.frame: 48 obs. of 11 variables
TIME
Time index, from 1 to 48
YEAR
Year, from 1967 to 1978
QUARTER
Quarter index, take value in 1,2,3,4
Q1
Whether is the first quarter
Q2
Whether is the second quarter
Q3
Whether is the third quarter
GILTS
Number of sows in pig for the first time
PROFIT
Ratio of all-pig price to all fattener feed price
S.HERDSZ
Ratio of sow and boar slaughter to total breeding herd size
PRODUCTION
Number of clean pig meat slaughtered
HERDSZ
Actual breeding herd size
Andrews, D.F. and Herzberg, A.M. (1985), Data - A Collection of Problems from Many Fields for the Student and Research Worker, Springer-Verlag, New York, NY. URL: http://lib.stat.cmu.edu/datasets/Andrews/
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