2013 Number of shares	2013 £000	2012 Number of shares	2012 £000
Ordinary shares of 1p each:
Allotted, called up and fully paid	199,063,222	1,991	199,383,222	1,994

During the current period the Company's share capital decreased by 320,000 shares (2012: decreased by 12,602,776 shares). During the period the Company repurchased and cancelled 320,000 shares, and no new shares were issued in the period. There has been no significant impact on share premium as a result of the share transactions, with share premium remaining at £151.0m (2012: £151.0m).

In total the Company received proceeds of £0.8m (2012: £2.1m) from the exercise of share options.

Potential Issue of Ordinary Shares

The Company has four employee share option schemes. Further information regarding these schemes can be found in note 21 to the Group's financial statements.

Interest in Own Shares

At 29 March 2013 the Company held in Trust 4,651,810 (2012: 4,932,009) of its own shares with a nominal value of £46,518 (2012: £49,320). The Trust has waived any entitlement to the receipt of dividends in respect of its holding of the Company's ordinary shares. The market value of these shares at 29 March 2013 was £15.0m (2012: £15.4m).