DATA3-5: Sealing compound shipment data - compiled by Rodney Random
    Monthly data for the period January 1983 through May 1990
    Q = shipments of sealing compound used in construction in
        gallons/month (Range 90 - 7723)
    P = price per gallon in dollars (Range 5.48 - 14.21)

SAMPLE 1 89
READ (DATA3-5) period Q P