Price for GMC Rally

The retail prices for GMC Rally cars have gone through a strong rise during the last 6 months. During the first month analyzed in October the average price was $6,374. November went through a strong inflation with a rise in the price till $11,598. During the following two months (December, January) the average selling price rose somewhat going from $8,986 to $10,307.5. In the last two months, the price has gone through a strong devaluation of -42 % compared to the 4 previous average values going down from $9,646.75 to $5,624.