NOTES TO CONSOLIDATED FINANCIAL STATEMENTS (continued)
Years ended December 31, 2006 and 2005 (in thousands of dollars, except per share amounts)

20. EARNINGS PER SHARE:


2006
2005

Net income
$             131,524
$         103,353
Basic weighted average number of common shares outstanding
68,329,758
68,025,907
Basic earnings per share
$                   1.92
$               1.52
Diluted weighted average number of common shares outstanding
68,998,718
68,649,533
Diluted earnings per share
$                   1.91
$               1.51