Five year financial summary

2018
$m
20179
$m
2016
$m
2015
$m
2014
$m
Gross written premium 11,647 11,439 11,367 11,440 9,779
Gross earned premium 11,522 11,321 11,411 11,525 9,721
Outwards reinsurance premium expense (3,851) (3,122) (3,183) (1,196) (1,077)
Net premium revenue 7,671 8,199 8,228 10,329 8,644
Net claims expense (4,617) (5,082) (5,397) (6,941) (5,201)
Underwriting expenses (1,877) (2,079) (2,116) (2,847) (2,303)
Underwriting profit1 1,177 1,038 715 541 1,140
Net investment income on assets backing insurance liabilities 230 232 463 562 439
Management reported insurance profit1 1,407 1,270 1,178 1,103 1,579
Net investment income from shareholders’ funds 165 246 97 223 396
Other income 164 180 204 187 199
Share of net profit/(loss) of associates2 31 19 17 6 (8)
Finance costs (82) (93) (99) (107) (98)
Corporate and administration expenses3 (185) (222) (423) (383) (255)
Amortisation expense and impairment charges of acquired intangible assets and goodwill (90) (57) (54) (80) (11)
Profit before income tax 1,410 1,343 920 949 1,802
Income tax expense (384) (328) (218) (119) (472)
Profit after tax from continuing operations 1,026 1,015 702 830 1,330
Loss after tax from discontinued operation (25) (10)
Net profit attributable to non-controlling interests (78) (76) (77) (102) (97)
Net profit attributable to IAG shareholders 923 929 625 728 1,233
Ordinary shareholders’ equity ($ million) 6,669 6,562 6,563 6,817 6,568
Total assets ($ million)4 29,766 29,597 30,030 31,402 29,748
Key ratios
Gross written premium growth 1.8% n/a (0.6)% 17.0% 3.0%
Loss ratio5 60.2 62.2% 65.6% 67.2% 60.2%
Expense ratio6 24.5% 25.3% 25.7% 27.6% 26.7%
Combined ratio7 84.7% 87.3% 91.3% 94.8% 86.9%
Insurance margin8 18.3% 15.5% 14.3% 10.7% 18.3%
Share information
Dividends per ordinary share fully franked (cents) 34.00 33.00 36.00 29.00 39.00
Basic earnings per ordinary share (cents) 39.06 39.03 25.79 31.22 56.09
Diluted earnings per ordinary share (cents) 38.30 37.72 25.34 30.45 53.62
Ordinary share price at 30 June ($) (ASX: IAG) 8.53 6.78 5.45 5.58 5.84
Convertible preference share price at 30 June ($) (ASX: IAGPC) 101.50 101.60 106.44
Capital notes price at 30 June ($) (ASX: IAGPD) 104.67 106.53
Reset exchangeable securities price at 30 June ($) (ASX: IANG) 102.66 103.40 100.00 103.10 107.00
Issued ordinary shares (million) 2,367 2,367 2,431 2,431 2,341
Issued convertible preference shares (million) 4 4 4
Issued capital notes (million) 4 4
Market capitalisation (ordinary shares) at 30 June ($ million) 20,191 16,048 13,249 13,565 13,671
Net tangible asset backing per ordinary share ($)4 1.47 1.36 1.30 1.34 1.27

1 The amounts for 2016 financial year are presented on a management reported (non‑IFRS) basis which is not directly comparable to the equivalent statutory (IFRS) figure. A reconciliation between the two is outlined in the Operating and Financial Review section of the Directors' Report in the 30 June 2016 Annual Report.

2 Share of net profit/(loss) of associates includes regional support and development costs.

3 Includes a $198 million impairment of capitalised software for 2016 and a $60 million impairment of the investment in Bohai Insurance for 2015.

4 The financial information for 2014 has been restated to reflect the fair value adjustments to the net assets acquired in respect of the former Wesfarmers business in 2014.

5 The loss ratio refers to the net claims expense as a percentage of net premium revenue.

6 The expense ratio refers to net underwriting expense as a percentage of net premium revenue.

7 The combined ratio refers to the sum of the loss ratio and expense ratio.

8 Insurance margin is a ratio of insurance profit over net premium revenue.

9 The financial information for 2017 has been re‑presented to reflect the changed treatment of the Asian businesses as discontinued operations. Financial information for 2016, 2015 and 2014 is not re‑presented.