Horizontal Analyses Slusher Company presents the following condensed comparative income statements for 2006, 2007, and 2008:

2008

2007

2006

Sales (net)

$120,000

$100,000

$85,000

Cost of goods sold

72,000

55,000

45,000

Gross profit

$48,000

45,000

$40,000

Operating expenses

22,000

20,000

18,000

Operating income

$26,000

25,000

$22,000

Other items

Dividend revenue

400

500

200

Interest expense

1,200

1,000

500

Income before income taxes

$25,200

$24,500

$21,700

Income tax expense

8,200

8,000

6,000

Net income

$17,000

$16,500

$15,700

Number of common shares

6,000

6,000

5,000

Earnings per share

$2.83

$2.75

$3.14

Required

Based on the preceding information for Slusher Company, prepare horizontal analyses for the years 2006, 2007, and 2008 using (1) a year to year approach and (2) a base year to date approach. Do your analyses reveal any favorable or unfavorable trends?