usually on average a jar of peanut butter in the 1930s was about 5-10 cents.
about a dollar or two
about $4.99
One quart of peanut butter costs 32 cents in 1934.
In the year 2012 the average price of peanut butter was $2.78.
$10
in the 1960s there was no peanutbutter
The exact price of Skippy peanut butter in the 1980s may vary depending on the specific location and store, but generally, a 16-ounce jar of Skippy peanut butter cost around $1 to $2 during that time period.
Very high in low cost protein.
About $12, during the great depression it cost $.27!
About $3-$6 a jar, depending on the brand.
I would imagine not that much