Week of the year
Weekly sales of Cadbury
Price of Cadbury
Price of Nestle
Price of Guylian
Price of Milka
Advertising for Cadbury
Advertising for Nestle
Advertising for Guylian
Advertising for Milka
Point-of-purchase advertising for Cadbury
Point-of-purchase advertising for Nestle
Point-of-purchase advertising for Guylian
Point-of-purchase advertising for Milka
End-of-aisle display for Cadbury
End-of-aisle display for Nestle
End-of-aisle display for Guylian
End-of-aisle display for Milka
Average temperature (degrees Celcius)