Selected product data from Nokia follow.

 

Net Sales

 

Operating Income

 

Product Segment for

Year Ended (EURm)

 

December 31, 2009

 

December 31, 2008

 

December 31, 2009

 

December 31, 2008

 

Devices & Services             

€27,841

€35,084

€3,314

€5,816

NAVTEQ                     

579

318

(344)

(153)

Nokia Siemens Networks        

12,564

15,308

(1,639)

(301)

Required

1. Compute the percentage growth in net sales for each product line from fiscal year 2008 to 2009. Round percents to one decimal.

2. Which product line’s net sales grew the fastest?

3. Which segment was the most profitable?

4. How can Nokia’s managers use this information?