Christmas Price Index chose the items in the popular Christmas carol "The Twelve Days of Christmas" as its market basket: a partridge in a pear tree, two turtle doves, three French hens, four calling birds, five gold(en) rings, six geese, seven swans, eight maids, nine dancing ladies, ten leaping lords, eleven pipers, and twelve drummers. According to tradition, the purchasing of the items begins on December 26 and ends on January 6. PNC compiles both a "Christmas Price Index" and "The True Cost of Christmas." The "Christmas Price Index" is calculated by adding the cost of the items in the song. The "True
Twelve Days of Christmas Elizabethan England, when decorations were left up until Candlemas; this is still done in some other Western European countries such as Germany. In the United States, Christmas Day is a federal holiday which holds additional religious significance for Christians. The traditions of the Twelve Days of Christmas have been nearly forgotten in the United States. Contributing factors include the popularity of the stories of Charles Dickens in nineteenth-century America, with their emphasis on generous giving; introduction of secular traditions in the 19th and 20th centuries, e. g., the American Santa Claus; and increase in the popularity of secular New Year's