No one customer represented more than 10% of total sales in 2000, 1999 or 1998. Northwest Pipe Company | 25 Year Ended December 31, 2000 1999 1998 Net sales: Water transmission $ 155,054 $ 137,418 $ 124,612 Tubular products 126,355 102,889 84,904 Total $ 281,409 $ 240,307 $ 209,516 Gross profit: Water transmission $ 33,486 $ 32,348 $ 28,718 Tubular products 15,731 16,556 12,946 Total $ 49,217 $ 48,904 $ 41,664 Interest expense, net: Water transmission $ 4,286 $ 3,056 $ 2,220 Tubular products 5,834 5,009 2,615 Total $ 10,120 $ 8,065 $ 4,835 Depreciation and amortization of Property and Equipment: Water transmission $ 3,255 $ 2,587 $ 1,916 Tubular products 2,903 1,750 1,150 Total 6,158 4,337 3,066 Corporate 529 167 125 Total $ 6,687 $ 4,504 $ 3,191 Amortization of intangible assets: Water transmission $ – $ – $ – Tubular products 593 586 494 Total $ 593 $ 586 $ 494 Capital expenditures: Water transmission $ 3,319 $ 5,673 $ 7,302 Tubular products 5,540 2,948 8,656 Total 8,859 8,621 15,958 Corporate 2,117 5,532 227 Total $ 10,976 $ 14,153 $ 16,185 Net sales by geographic area: United States $ 269,344 $ 232,663 $ 204,904 Canada 12,065 7,644 4,612 Total $ 281,409 $ 240,307 $ 209,516 Total assets: Water transmission $ 146,039 $ 116,022 Tubular products 123,410 119,529 Total 269,449 235,551 Corporate 13,708 12,720 Total $ 283,157 $ 248,271