corntype    cornamt     oiltype        oilamt    volrat
# Data on the ratio of the volume of cooked popcorn to raw popcorn
# depending on the type of popcorn (1=generic, 2=gourmet), amount
# of raw popcorn (1=1/8 cup, 2=1/4 cup), type of cooking oil
# (1=canola oil, 2=popcorn oil), and amount of cooking oil
# (1=1 tbs, 2=2 tbs).  Data from Jami McLaren.
            1            1            1            1         24.5
            1            1            1            2           28
            1            1            2            1         21.5
            1            1            2            2         22.5
            1            2            1            1         21.5
            1            2            1            2           23
            1            2            2            1        22.25
            1            2            2            2        24.75
            2            1            1            1         17.5
            2            1            1            2         20.5
            2            1            2            1           18
            2            1            2            2           16
            2            2            1            1         14.5
            2            2            1            2        19.25
            2            2            2            1           21
            2            2            2            2        18.25
            1            1            1            1         24.5
            1            1            1            2           21
            1            1            2            1           20
            1            1            2            2         17.5
            1            2            1            1         23.5
            1            2            1            2           24
            1            2            2            1         24.5
            1            2            2            2         22.5
            2            1            1            1         20.5
            2            1            1            2         27.5
            2            1            2            1         18.5
            2            1            2            2           17
            2            2            1            1        16.25
            2            2            1            2        22.75
            2            2            2            1        20.25
            2            2            2            2        19.15