| 2018 | 2017 | 2016 | 2015 | 2014 | |
| £’000 | £’000 | £’000 | £’000 | £’000 | |
| Group revenue – continuing | 12,486 | 12,208 | 10,698 | 11,195 | 13,478 |
| Group revenue – discontinued | – | 50 | – | – | – |
| Gross profit | 3,266 | 3,205 | 2,660 | 2,799 | 3,254 |
| Distribution costs | (422) | (438) | (385) | (364) | (414) |
| Administrative expenses | (2,696) | (2,695) | (2,539) | (2,652) | (3,167) |
| Restructuring costs and impairment charges | – | – | (116) | (25) | (67) |
| Other operating income/(expense) | 36 | (7) | 119 | 91 | 37 |
| Group operating profit/ (loss) | 184 | 65 | (261) | (151) | (357) |
| Finance income | – | – | 3 | 1 | 2 |
| Finance expenses | (7) | (11) | (7) | (16) | (7) |
| Profit/ (loss) before taxation from continuing operations | 177 | 54 | (265) | (166) | (362) |
| Taxation credit/ (expense) | (8) | 5 | (17) | (195) | (11) |
| Profit/ (loss) after tax from continuing operations | 169 | 59 | (282) | (361) | (373) |
| Loss from discontinued operations | – | (42) | (113) | – | – |
| Profit/ (loss) for the year attributable to equity shareholders | 169 | 17 | (395) | (361) | (373) |
| Earnings per share – continuing business | |||||
| Earnings per share – basic | 4.06p | 1.42p | (6.94p) | (9.16p) | (9.47p) |
| Earnings per share – diluted | 4.03p | 1.34p | (6.94p) | (9.16p) | (9.47p) |
| Dividends per share in respect of each year | 0.75p | 0.50p | 0.50p | 0.50p | 1.25p |
| Equity attributable to shareholders of the parent | 4,099 | 3,932 | 3,860 | 3,870 | 4,494 |