key ratios

       
  6 months 6 months 12 months
  ended ended ended
  30 Sep 30 Sep 31 March
  2011 2010 2011
Operating efficiency ratios      
Gross profit margin % 38.5% 35.1% 36.3%
Operating profit margin % 21.9% 22.0% 23.0%
Number of stores 593 565 582
Number of permanent employees (average) 6 981 6 785 6 842
Trading space (sqm) 231 290 228 290 231 184
Inventory turn 4.7 5.2 5.7
Current ratio 3.3 3.3 3.4
Credit ratios      
Credit sales % 73.2% 71.7% 71.4%
Debtor costs as a % of net debtors 5.1% 4.8% 10.2%
Debtors' impairment provision as a % of net debtors 19.8% 18.4% 16.8%
Arrear instalments on satisfactory accounts as a percentage of net debtors 10.1% 9.4% 10.1%
Arrear instalments on slow-paying and non-performing accounts as a percentage
of net debtors
23.9% 22.6% 19.9%
Debtors' impairment provision on non-performing accounts 81.2% 79.7% 78.8%
Credit applications decline rate 32.4% 31.1% 31.5%
Shareholder ratios      
Net asset value per share (cents) 4 404 3 924 4 225
Gearing ratio 26.7% 25.7% 26.8%
Dividend cover 2.0 1.9 2.0
Return on average equity (after-tax) 17.6% 17.6% 20.3%
Return on average capital employed (after-tax) 14.6% 15.6% 17.2%
Return on average assets managed (pre-tax) 18.6% 19.8% 21.8%
Notes:      
1. All ratios are based on figures at the end of the period unless otherwise disclosed.
2. The net asset value has been calculated using 88 538 000 shares in issue (2010: 88 238 000).
3. The total assets exclude the deferred tax asset.