Price for Ferrari

The retail prices for Ferrari cars have increased during the last 6 months. In November the price for a car is $197,368 increasing till $214,867 in December. During the following two months (January, February) the average selling price rose somewhat going from $206,117.5 to $224,596. The average price has risen 6 % during the last two months. This result was obtained based on the price for the first four months (PRECIO1!) and the price ($227,999) during March and April.