Pilbarra Ltd has a profit after tax of $20 220 000 for the period ended 30 June 2015. Pilbarra Ltd also has $15 000 000 of 5% cumulative preference shares. The dividends on the preference shares are not treated as expenses in the statement of comprehensive income.

As at 1 July 2014 there were 12 000 000 fully paid ordinary shares issued. Pilbarra Ltd also has $6 000 000 in convertible debentures issued for the full year. It pays interest of 4.5% per annum and could be converted to 3 000 000 ordinary shares at the option of the debenture-holders. There are also 900 000 share options currently on issue with an exercise price of $4.50. The average market price for ordinary shares during the year was $6.90. In addition to the preference shares mentioned above, Pilbarra Ltd also has 1 000 000, $1.00, 4% cumulative convertible preference shares that are convertible at the option of the entity. It is probable that these preference shares will be converted some time in the next period. The tax rate is 33%. What are the diluted earnings per share for Pilbarra Ltd in accordance with AASB 133?