Selected accounting information is provided below for two companies.

(In millions)

2001

2000

1999

1998

Total assets:

Sara Lee

$10,167

$11,611

$10,292

$10,989

Merck & Co.

44,007

40,155

35,934

31,853

Depreciation and amortization:

Sara Lee

599

602

533

618

Merck & Co.

1,464

1,277

1,145

1,015

Capital expenditures:

Sara Lee

532

647

535

474

Merck & Co.

2,725

2,728

2,561

1,973

What trends in asset investments are apparent from the data presented? (Hint: Compare total assets, capital expenditures to total assets, and capital expenditures to depreciation and amortization for each year.)