Basic earnings:

Net income

$

0.9

$

2.7

$

9.3

$

10.8

Weighted average number of £0.50 ordinary shares:

For basic earnings per share

26,759,526

26,746,390

26,713,500

26,743,059

Dilutive effect of potential common stock

535,684

412,634

556,141

446,397

For diluted earnings per share

27,295,210

27,159,024

27,269,641

27,189,456

Earnings per share using weighted average number of ordinary shares outstanding:

Basic earnings per ordinary share

$

0.03

$

0.10

$

0.35

$

0.41

Diluted earnings per ordinary share

$

0.03

$

0.10

$

0.34

$

0.40