In reply to Man.

Hi there,
Below I paste the SAS code generating the dataset used in chart 17 for your reference. Thanks!
----
data bubbledata;
input brand $ 1-20 units_sold average_price;
size_var=units_sold*average_price;
datalines;
Reebok 22000 32.00
Lotto 8500 43.00
Woodland 12500 44.00
Puma 19500 50.00
Adidas 19000 59.50
Fila 10500 64.00
Nike 15000 80.00
;
run;