| Chiffre d'affaires | £15 502 059 | £18 394 125 | £8 720 741 | — | £13 395 378 | £15 599 455 | £14 625 240 | — | — |
| Bénéfice / (perte) | £110 045 | £-102 475 | £23 500 | — | £509 514 | £-43 942 | £1 217 | £358 527 | £227 972 |
| Marge brute | £1 478 783 | £1 647 543 | £1 461 848 | — | £2 447 038 | £2 888 390 | £3 216 749 | — | — |
| Bénéfice d'exploitation | £-143 267 | £-694 261 | £-489 639 | — | — | — | — | — | — |
| Autres revenus | £3 310 | £468 | £118 | — | £361 422 | £65 857 | £0 | £0 | £54 677 |
| Total des actifs | — | £453 | £453 | £453 | £2 252 942 | £218 | £353 | £353 | £353 |
| Net Assets Liabilities | — | £3 442 625 | £2 632 236 | £2 126 968 | £2 252 942 | £2 223 531 | £2 675 449 | £3 119 696 | £4 376 943 |
| Equity | — | £453 | £453 | £453 | £2 252 942 | £453 | £353 | £353 | £353 |
| Share Capital | — | — | — | — | — | — | — | — | £453 |
| Current Assets | — | £7 657 261 | £5 449 887 | £3 564 859 | £3 595 751 | £4 590 131 | £4 636 818 | £5 834 789 | £9 768 998 |
| Net Current Assets Liabilities | — | £2 352 481 | £1 768 089 | £1 537 761 | £1 761 324 | £1 962 144 | £2 174 244 | £2 514 351 | £3 664 883 |
| Total Assets Less Current Liabilities | — | £3 457 397 | £2 549 935 | £2 051 091 | £2 239 640 | £2 423 531 | £2 675 449 | £3 238 455 | £4 516 172 |
| Cash Bank On Hand | — | £829 102 | £50 949 | £489 506 | £489 506 | £339 989 | £211 480 | £659 838 | £1 755 843 |
| Debtors | — | £6 763 063 | £5 326 194 | £3 461 823 | £3 008 145 | £4 143 142 | £4 312 038 | £5 076 311 | £7 903 891 |
| Other Debtors | — | £1 546 986 | £1 162 544 | £1 102 286 | £1 263 522 | £1 196 146 | £1 404 504 | £1 494 871 | £1 969 797 |
| Creditors | — | £5 304 780 | £3 681 798 | £2 027 098 | £1 834 427 | £2 627 987 | £2 462 574 | £3 320 438 | £6 104 115 |
| Trade Creditors Trade Payables | — | £3 900 885 | £3 271 042 | £1 347 978 | £1 439 067 | £2 291 716 | £2 006 097 | £2 641 040 | £3 416 154 |
| Other Creditors | — | £5 000 | £5 000 | £102 474 | £34 528 | £8 000 | £100 | £99 360 | £71 835 |
| Investments Fixed Assets | — | £1 000 | £1 000 | £1 000 | £1 000 | £1 000 | £1 000 | £1 000 | — |
| Issue Equity Instruments | — | — | — | — | — | £18 | £18 | — | £29 |
| Number Shares Issued Fully Paid | — | 9 | 9 | — | — | — | — | — | 353 000 |
| Par Value Share | — | £1 | £1 | — | — | — | — | — | £0 |
| Average Number Employees During Period | 95 | 87 | 76 | 74 | 78 | 83 | 73 | 83 | 99 |
| Frais administratifs | £1 373 206 | £1 984 446 | £1 596 060 | — | £1 760 314 | £1 960 840 | £2 162 683 | £2 964 744 | £3 478 216 |
| Accrued Liabilities Deferred Income | — | £64 174 | £204 464 | — | — | £29 904 | £345 657 | £282 516 | £2 020 024 |
| Accumulated Depreciation Impairment Property Plant Equipment | — | £486 022 | £349 409 | £365 676 | £373 292 | £350 108 | £382 305 | £411 487 | £467 204 |
| Additions Other Than Through Business Combinations Property Plant Equipment | — | £32 230 | £10 330 | — | — | £73 319 | £185 501 | £184 157 | £119 891 |
| Audit Fees Expenses | £10 080 | £10 080 | £10 965 | — | £0 | £9 000 | £8 000 | £8 000 | £8 000 |
| Bank Borrowings | — | — | — | — | — | £200 000 | — | — | — |
| Bank Borrowings Overdrafts | — | — | £102 508 | £102 508 | £200 000 | £200 000 | — | — | — |
| Bank Overdrafts | — | — | £102 508 | — | — | — | — | — | — |
| Capital Reduction Decrease In Equity | — | — | — | — | — | £218 | £100 | — | — |
| Cash Cash Equivalents Cash Flow Value | — | — | — | — | — | £339 989 | £211 480 | £659 838 | £1 755 843 |
| Cash Receipts From Repayment Other Loans Advances Classified As Investing Activities | — | — | — | — | — | £122 510 | £-49 941 | £85 201 | £270 662 |
| Cash Receipts From Sales Interests In Associates | — | — | — | — | £-14 059 | £122 510 | £-49 941 | £85 201 | — |
| Company Contributions To Defined Benefit Plans Directors | £30 723 | £30 723 | £30 900 | — | £25 950 | £23 200 | £23 200 | — | — |
| Comprehensive Income Expense | — | — | — | — | — | £659 295 | £781 547 | £1 455 301 | — |
| Corporation Tax Payable | — | £62 644 | £34 089 | £53 692 | £89 663 | £89 663 | £0 | £21 506 | £332 142 |
| Corporation Tax Recoverable | — | — | £225 000 | £225 000 | £18 169 | — | — | — | £0 |
| Cost Sales | £14 023 276 | £16 746 582 | £7 258 893 | — | £10 948 340 | £12 711 065 | £11 408 491 | £20 581 186 | £19 715 393 |
| Current Tax For Period | — | £-46 060 | — | — | — | £89 663 | £0 | £21 506 | £332 142 |
| Deferred Tax Expense Credit From Unrecognised Timing Difference From Prior Period | — | — | £92 470 | — | £0 | £2 358 | £14 205 | £0 | — |
| Deferred Tax Expense Credit Relating To Changes In Tax Rates Or Laws | £-2 518 | — | — | — | — | — | — | — | — |
| Deferred Tax Expense Credit Relating To Origination Reversal Timing Differences | £505 | £-97 073 | £6 424 | — | £13 302 | £0 | £50 863 | £26 385 | £11 845 |
| Depreciation Expense Property Plant Equipment | — | £97 917 | £82 417 | — | £25 836 | £26 501 | £34 464 | — | — |
| Depreciation Impairment Expense Property Plant Equipment | — | — | — | — | £25 836 | £26 501 | £34 465 | £52 676 | £73 042 |
| Director Remuneration | — | — | — | — | £103 152 | £79 778 | £79 440 | £81 386 | £102 554 |
| Director Remuneration Benefits Including Payments To Third Parties | — | — | — | — | £129 102 | £102 978 | £102 640 | £106 555 | £125 088 |
| Distribution Costs | £394 011 | £375 533 | £355 427 | — | £335 193 | £378 054 | £302 238 | £392 815 | £271 909 |
| Dividends Paid | — | £261 100 | £243 350 | — | — | £207 277 | £337 300 | £198 054 | £90 000 |
| Dividends Paid Classified As Financing Activities | £-245 850 | £-261 100 | £-243 350 | — | £-232 850 | £-207 277 | £-337 300 | £-198 054 | £-90 000 |
| Dividends Paid On Shares Interim | — | — | — | — | £232 850 | £207 277 | £337 300 | £198 054 | £90 000 |
| Equity Securities Held | — | £1 000 | £1 000 | — | — | — | — | — | — |
| Finance Lease Liabilities Present Value Total | — | — | — | — | — | — | £0 | £59 571 | £53 656 |
| Finance Lease Payments Owing Minimum Gross | — | — | — | — | — | — | £0 | £72 585 | £63 532 |
| Fixed Assets | — | £1 104 916 | £781 846 | £513 330 | £478 316 | £461 387 | £501 205 | £724 104 | — |
| Further Item Cash Flow From Used In Financing Activities Component Net Cash Flows From Used In Financing Activities | — | — | — | — | — | £-200 000 | £200 000 | — | — |
| Further Item Creditors Component Total Creditors | — | £994 758 | — | — | — | — | — | — | — |
| Further Item Tax Increase Decrease Component Adjusting Items | — | £-2 607 | £14 941 | — | — | £0 | £5 898 | £0 | £-154 |
| Future Minimum Lease Payments Under Non-cancellable Operating Leases | — | — | — | — | £59 625 | £59 625 | £23 495 | £4 680 | £12 045 |
| Gain Loss From Sales Investment Properties Recognised In Profit Or Loss | £110 045 | £-102 475 | £23 500 | — | — | — | — | — | — |
| Gain Loss In Cash Flows From Change In Creditors Trade Other Payables | — | — | — | — | £-703 940 | £75 750 | £-823 344 | £-2 476 179 | £237 169 |
| Gain Loss In Cash Flows From Change In Debtors Trade Other Receivables | — | — | — | — | £1 167 225 | £46 386 | £814 214 | £2 742 379 | £-1 580 771 |
| Gain Loss In Cash Flows From Change In Inventories | — | — | — | — | £8 900 | £6 300 | £-14 660 | £10 624 | £12 310 |
| Gain Loss On Disposals Property Plant Equipment | £71 | £369 | £-2 494 | — | £-1 100 | £-2 000 | £4 567 | — | — |
| Gain Loss On Revaluation Property Plant Equipment Before Tax In Other Comprehensive Income | — | — | — | — | — | £0 | £74 870 | £0 | — |
| Government Grant Income | — | — | — | — | £361 422 | £65 857 | £0 | — | — |
| Gross Profit Loss | £1 478 783 | £1 647 543 | £1 461 848 | — | £2 447 038 | £2 888 390 | £3 216 749 | — | — |
| Income Taxes Paid Refund Classified As Operating Activities | £87 904 | £18 876 | £28 630 | — | £-388 380 | £-45 721 | £35 543 | £-21 506 | £-333 329 |
| Increase Decrease In Cash Cash Equivalents Before Foreign Exchange Differences Changes In Consolidation | — | — | — | — | — | £128 509 | £-448 358 | £-1 096 005 | £-1 593 564 |
| Increase Decrease In Current Tax From Adjustment For Prior Periods | £-767 | £-47 431 | £-234 027 | — | £-29 357 | £-43 942 | £-27 218 | £0 | — |
| Increase From Depreciation Charge For Year Property Plant Equipment | — | £82 417 | £30 102 | £32 998 | £25 836 | £26 501 | £34 464 | £52 676 | £73 042 |
| Interest Income On Bank Deposits | £3 310 | £468 | £118 | — | — | — | — | £0 | £53 490 |
| Interest Income On Financial Assets That Are Not Fair Value Through Profit Or Loss | £3 310 | £468 | — | — | — | — | — | £0 | £53 490 |
| Interest Received Classified As Investing Activities | £-3 310 | £-468 | £-118 | — | — | — | — | £0 | £-54 677 |
| Investment Property | — | £413 419 | £160 000 | — | — | — | — | — | — |
| Investments | — | — | — | — | — | £1 000 | £1 000 | £1 000 | — |
| Net Cash Flows From Used In Operating Activities | — | — | — | — | £120 676 | £-469 697 | — | — | — |
| Net Cash Generated From Operations | — | — | — | — | £-267 704 | £-515 418 | — | £-1 588 565 | £-2 355 916 |
| Net Finance Income Costs | £3 310 | £468 | £118 | — | — | — | — | £0 | £54 677 |
| Operating Profit Loss | £-143 267 | £-694 261 | £-489 639 | — | — | — | — | — | — |
| Other Disposals Decrease In Depreciation Impairment Property Plant Equipment | — | £49 196 | £166 715 | £16 731 | £18 220 | £49 685 | £2 267 | £23 494 | £17 325 |
| Other Disposals Property Plant Equipment | — | £68 660 | £255 459 | £26 596 | £23 120 | £56 685 | £13 600 | £26 790 | £19 680 |
| Other Interest Income | — | — | — | — | — | — | — | £0 | £1 187 |
| Other Interest Receivable Similar Income Finance Income | £3 310 | £468 | £118 | — | — | — | — | £0 | £54 677 |
| Other Investments Other Than Loans | — | — | — | — | £1 000 | — | — | — | — |
| Other Operating Income Format1 | £145 167 | £18 175 | — | — | £361 422 | £65 857 | £0 | — | — |
| Other Taxation Social Security Payable | — | £277 319 | £167 203 | £420 446 | £360 789 | £208 704 | £110 720 | £263 002 | £254 084 |
| Payments Finance Lease Liabilities Classified As Financing Activities | — | — | — | — | — | £0 | £72 585 | £-9 053 | £-9 876 |
| Payments To Redeem Own Shares | — | — | — | — | £0 | £-100 | £0 | — | — |
| Pension Other Post-employment Benefit Costs Other Pension Costs | £212 929 | £232 552 | £150 189 | — | £166 875 | £152 994 | £164 435 | £178 819 | £186 226 |
| Prepayments Accrued Income | — | — | £4 782 | — | £5 000 | £10 656 | £0 | £76 610 | £29 556 |
| Proceeds From Issuing Shares | — | — | — | — | — | — | — | £0 | £-29 |
| Proceeds From Sales Investment Properties | £-750 045 | £-760 883 | £-183 500 | — | — | — | — | — | — |
| Proceeds From Sales Or Maturity Financial Assets Held For Trading Trading Investments | — | — | — | — | — | — | £0 | £-1 000 | £0 |
| Proceeds From Sales Or Maturity Financial Assets Other Than Trading Investments | £417 619 | £-124 503 | £-34 904 | — | — | — | — | — | — |
| Proceeds From Sales Property Plant Equipment | £-23 795 | £-19 833 | £-86 250 | — | £-3 800 | £-5 000 | £-15 900 | £-4 411 | £-6 700 |
| Profit Loss On Ordinary Activities Before Tax | £-139 957 | £-693 793 | £-489 521 | — | £712 953 | £615 353 | £751 828 | £1 813 828 | £1 010 604 |
| Property Plant Equipment | — | £690 497 | £620 846 | £512 330 | £477 316 | £460 387 | £500 205 | £723 104 | £851 289 |
| Property Plant Equipment Gross Cost | — | £1 106 868 | £861 739 | £842 992 | £833 679 | £850 313 | £1 105 409 | £1 262 776 | £1 362 987 |
| Provisions For Liabilities Balance Sheet Subtotal | — | £14 772 | £-82 301 | £-75 877 | £-13 302 | — | — | — | — |
| Purchase Investment Properties | — | £-609 939 | — | — | — | — | — | — | — |
| Purchase Property Plant Equipment | £-119 847 | £-32 230 | £-10 330 | — | £-13 807 | £-73 319 | £-185 501 | £-184 157 | £-119 891 |
| Raw Materials Consumables | — | £65 096 | £72 744 | — | — | £107 000 | £113 300 | — | — |
| Redemption Shares Decrease In Equity | — | — | — | — | — | £-100 | £0 | — | — |
| Social Security Costs | £281 912 | £318 665 | £263 951 | — | £281 167 | £285 463 | £311 084 | — | — |
| Staff Costs Employee Benefits Expense | £3 031 065 | £3 541 433 | £3 085 231 | — | £3 151 792 | £3 376 663 | £3 531 594 | £4 894 858 | £5 327 661 |
| Taxation Including Deferred Taxation Balance Sheet Subtotal | — | £14 772 | — | — | — | — | £0 | £59 188 | £85 573 |
| Tax Expense Credit Applicable Tax Rate | — | — | — | — | — | £135 461 | £116 917 | £142 847 | £399 224 |
| Tax Increase Decrease From Effect Adjustment In Research Development Tax Credit | — | — | — | — | £0 | £-113 348 | £-91 503 | £-47 802 | £-32 412 |
| Tax Increase Decrease From Effect Different Tax Rates On Some Earnings | — | — | — | — | £-5 019 | £0 | £0 | £2 866 | £0 |
| Tax Increase Decrease From Effect Expenses Not Deductible In Determining Taxable Profit Or Loss | £4 534 | £3 293 | £-3 059 | — | £544 | £2 037 | £1 217 | £4 393 | £7 733 |
| Tax Increase Decrease From Effect Unrelieved Tax Losses Carried Forward | — | £19 983 | — | — | — | — | — | — | — |
| Tax Increase Decrease From Other Short-term Timing Differences | — | £9 | — | — | — | — | — | — | — |
| Tax Tax Credit On Profit Or Loss On Ordinary Activities | £-48 840 | £-144 504 | £-227 603 | — | £509 514 | £-43 942 | £45 151 | £358 527 | £227 972 |
| Total Additions Including From Business Combinations Property Plant Equipment | — | — | — | £7 849 | £13 807 | — | — | — | — |
| Total Borrowings | — | — | £102 508 | — | — | £200 000 | — | — | — |
| Total Current Tax Expense Credit | £-46 827 | £-47 431 | — | — | £496 212 | £-43 942 | £-5 712 | £332 142 | — |
| Total Deferred Tax Expense Credit | £-2 013 | £-97 073 | — | — | — | — | — | — | — |
| Total Increase Decrease From Revaluations Property Plant Equipment | — | — | — | — | — | — | £83 195 | — | — |
| Total Inventories | — | £65 096 | £72 744 | £103 036 | £98 100 | £107 000 | £113 300 | — | — |
| Trade Debtors Trade Receivables | — | £5 216 077 | £4 163 650 | £2 134 537 | £1 721 454 | £2 936 340 | £2 907 534 | £3 504 830 | £5 904 538 |
| Turnover Revenue | £15 502 059 | £18 394 125 | £8 720 741 | — | £13 395 378 | £15 599 455 | £14 625 240 | — | — |
| Wages Salaries | £2 536 224 | £2 990 216 | £2 671 091 | — | £2 703 750 | £2 938 206 | £3 056 075 | £4 331 238 | £4 679 398 |
