The line graph illustrates the daily usage of person who uses different spreads between 1981 and 2007 in a society.
Overall, using butter reached a peak at 1981 while in that time margarine dropped down. Only in 1996 low fat/ reduced spreads appeared and always increased sharply.
In this graph demonstrated that all of three spreads are changeable. They did not save stability. In 1991 margarine and butter became equal in popularity on 100 grams with community. Then, annual consumption of butter decreased by the year to 2007 without improvement and somehow margarine we notice that, margarine in some time risen and in 1996 began decreasing of usage.
In 1996 low fat/ reduced spread just began widespread from 20 grams to 80gramps progressed. Unfortunately from 2001 year began slowly declined to the 2007year. Meanwhile, margarine and butter regressed down to the 40-50grams from a high gramps and not increased to 2007
