Notes to Consolidated Financial Statements
    
N O T E  1 5  -  C o m m i t m e n t s  a n d  C o n t i n g e n c i e s
Purchase commitments for capital improvements aggregated $4,952 at December 31, 2000. Also, the Company has purchase commitments for equipment for resale of $2,525 at December 31, 2000. The Company has no purchase agreements with suppliers extending beyond normal quantity requirements.

The Company is obligated under several leases expiring at various dates. Annual expense under these leases was $45,357 in 2000, $46,223 in 1999 and $46,838 in 1998.

Rental commitments under existing leases at December 31, 2000, are:

(Dollars in thousands)
Real
Estate
Sales
Offices
Transportation
Equipment
Computer and
Other
Equipment
Total
2001
$ 19,070
$ 9,188
$ 309
$ 5,843
$ 34,410
2002
13,376
6,788
312
3,755
24,231
2003
8,562
4,002
297
2,886
15,747
2004
3,763
1,840
290
1,758
7,651
2005
2,205
885
160
1,008
4,258
Later years
647
107
188
1
943

In the opinion of management, no litigation or claims, including proceedings under governmental laws and regulations related to environmental matters, are pending against the Company which will have an adverse material effect on its financial condition.