| Bénéfice / (perte) | £561 615 | £617 957 | £685 011 | £762 450 | £967 850 | £1 288 943 | £1 568 454 | — | — | — | — | — | — | — |
| Total des actifs | £561 618 | £685 014 | £685 014 | £762 453 | £967 853 | £1 288 946 | £1 568 457 | £1 737 299 | £1 969 779 | £2 320 522 | £300 | £300 | £300 | £300 |
| Net Assets Liabilities | — | — | — | — | — | — | — | £1 737 299 | £1 969 779 | £2 320 522 | £2 657 015 | £2 835 289 | £3 166 642 | £3 233 410 |
| Equity | — | — | — | — | — | — | — | £1 737 299 | £1 969 779 | £2 320 522 | £300 | £300 | £300 | £300 |
| Current Assets | £497 961 | £355 387 | £457 792 | £255 895 | £532 847 | £544 418 | £545 899 | £720 138 | £839 613 | £1 246 586 | £1 313 765 | £1 469 435 | £1 041 572 | £3 974 121 |
| Net Current Assets Liabilities | £234 963 | £300 942 | £28 734 | £-77 184 | £205 356 | £271 835 | £136 558 | £173 427 | £228 257 | £195 123 | £511 731 | £485 166 | £594 349 | £3 233 410 |
| Total Assets Less Current Liabilities | £1 248 003 | £1 376 487 | £1 104 279 | £1 188 091 | £1 400 706 | £1 762 565 | £1 800 508 | £1 958 757 | £2 204 862 | £2 578 418 | £3 068 826 | £3 328 694 | £3 703 724 | £3 233 410 |
| Cash Bank On Hand | — | — | — | — | — | — | — | £349 088 | £410 132 | £836 833 | £1 019 381 | £1 125 921 | £662 257 | £3 971 997 |
| Debtors | £143 815 | £98 248 | £104 348 | £145 987 | £246 882 | £212 383 | £236 541 | £352 550 | £413 291 | £383 473 | £272 330 | £322 827 | £354 268 | £2 124 |
| Creditors | — | — | — | — | — | — | — | £546 711 | £611 356 | £1 051 463 | £802 034 | £984 269 | £447 223 | £740 711 |
| Trade Creditors Trade Payables | — | — | — | — | — | — | — | £167 897 | £131 530 | £666 493 | £88 260 | — | — | — |
| Number Shares Allotted | — | — | 3 | 3 | 3 | 3 | 300 | — | — | — | — | — | — | — |
| Number Shares Issued Fully Paid | — | — | — | — | — | — | — | — | — | 300 | 300 | — | — | — |
| Par Value Share | — | — | £1 | £1 | £1 | £1 | £1 | — | — | £1 | £1 | — | — | — |
| Average Number Employees During Period | — | — | — | — | — | — | — | 15 | 15 | 16 | 14 | 12 | 9 | 9 |
| Accrued Liabilities | — | — | — | — | — | — | — | £4 002 | £4 603 | £4 913 | £4 902 | — | — | — |
| Accumulated Depreciation Impairment Property Plant Equipment | — | — | — | — | — | — | — | £1 593 668 | £1 863 843 | £1 544 849 | £1 766 689 | £2 002 504 | £2 388 124 | £0 |
| Called Up Share Capital | £3 | £3 | £3 | £3 | £3 | £3 | £3 | — | — | — | — | — | — | — |
| Cash Bank In Hand | £351 946 | £254 599 | £342 539 | £107 708 | £278 865 | £308 635 | £290 158 | — | — | — | — | — | — | — |
| Corporation Tax Payable | — | — | — | — | — | — | — | £138 230 | £111 834 | £110 710 | £0 | — | — | — |
| Creditors Due After One Year | — | — | £303 071 | £300 824 | £299 883 | £298 592 | — | — | — | — | — | — | — | — |
| Creditors Due After One Year Total Noncurrent Liabilities | £583 641 | £583 641 | — | — | — | — | — | — | — | — | — | — | — | — |
| Creditors Due Within One Year | — | — | £429 058 | £333 079 | £327 491 | £272 583 | £409 341 | — | — | — | — | — | — | — |
| Creditors Due Within One Year Total Current Liabilities | £262 998 | £87 844 | — | — | — | — | — | — | — | — | — | — | — | — |
| Disposals Decrease In Depreciation Impairment Property Plant Equipment | — | — | — | — | — | — | — | £55 067 | £52 148 | £664 825 | £122 459 | £171 289 | £54 844 | £2 818 816 |
| Disposals Property Plant Equipment | — | — | — | — | — | — | — | £80 700 | £76 492 | £926 597 | £293 500 | £299 850 | £89 700 | £5 520 892 |
| Fixed Assets | £1 013 040 | £1 043 719 | — | — | — | — | — | — | — | — | £2 557 095 | £2 843 528 | £3 109 375 | £0 |
| Increase From Depreciation Charge For Year Property Plant Equipment | — | — | — | — | — | — | — | £310 003 | £322 323 | £345 831 | £344 299 | £407 105 | £440 464 | £430 692 |
| Net Assets Liabilities Including Pension Asset Liability | £561 618 | £685 014 | £685 014 | £762 453 | £967 853 | £1 288 946 | £1 568 457 | — | — | — | — | — | — | — |
| Other Taxation Social Security Payable | — | — | — | — | — | — | — | £3 063 | £5 253 | £0 | £17 967 | — | — | — |
| Prepayments Accrued Income | — | — | — | — | — | — | — | £824 | £825 | £890 | £715 | — | — | — |
| Profit Loss Account Reserve | £561 615 | £617 957 | £685 011 | £762 450 | £967 850 | £1 288 943 | £1 568 454 | — | — | — | — | — | — | — |
| Property Plant Equipment | — | — | — | — | — | — | — | £1 785 330 | £1 976 605 | £2 383 295 | £2 557 095 | £2 843 528 | £3 109 375 | £3 109 375 |
| Property Plant Equipment Gross Cost | — | — | — | — | — | — | — | £3 570 273 | £4 247 138 | £3 812 329 | £4 323 783 | £4 846 032 | £5 497 499 | £5 497 499 |
| Provisions For Liabilities Balance Sheet Subtotal | — | — | — | — | — | — | — | £221 458 | £235 083 | £257 896 | £308 874 | — | — | — |
| Provisions For Liabilities Charges | £102 744 | £109 661 | £116 194 | £124 814 | £132 970 | £175 027 | £232 051 | — | — | — | — | — | — | — |
| Recoverable Value-added Tax | — | — | — | — | — | — | — | — | £-0 | £25 143 | — | — | — | — |
| Share Capital Allotted Called Up Paid | — | — | £3 | £3 | £3 | £3 | £3 | — | — | — | — | — | — | — |
| Shareholder Funds | £561 618 | £617 960 | £685 014 | £762 453 | £967 853 | £1 288 946 | £1 568 457 | — | — | — | — | — | — | — |
| Stocks Inventory | £2 200 | £2 540 | £10 905 | £2 200 | £7 100 | £23 400 | £19 200 | — | — | — | — | — | — | — |
| Tangible Fixed Assets | £1 013 040 | £1 043 719 | £1 075 545 | £1 265 275 | £1 195 350 | £1 490 730 | £1 663 950 | — | — | — | — | — | — | — |
| Tangible Fixed Assets Additions | £212 396 | £217 773 | £448 490 | £126 387 | £529 662 | £434 240 | £697 288 | — | — | — | — | — | — | — |
| Tangible Fixed Assets Cost Or Valuation | £1 230 579 | £1 581 498 | £1 881 990 | £2 008 377 | £2 538 039 | £2 961 129 | £3 124 062 | — | — | — | — | — | — | — |
| Tangible Fixed Assets Depreciation | £360 506 | £505 953 | £616 715 | £813 027 | £1 047 309 | £1 297 179 | £1 338 732 | — | — | — | — | — | — | — |
| Tangible Fixed Assets Depreciation Charged In Period | — | — | £183 315 | £196 312 | £234 282 | £257 760 | £271 328 | — | — | — | — | — | — | — |
| Tangible Fixed Assets Depreciation Charge For Period | £157 589 | £165 067 | — | — | — | — | — | — | — | — | — | — | — | — |
| Tangible Fixed Assets Depreciation Decrease Increase On Disposals | — | — | £72 553 | — | — | £7 890 | £229 775 | — | — | — | — | — | — | — |
| Tangible Fixed Assets Depreciation Disposals | £-14 622 | £-19 620 | — | — | — | — | — | — | — | — | — | — | — | — |
| Tangible Fixed Assets Disposals | £-38 750 | £-40 500 | £147 998 | — | — | £11 150 | £534 355 | — | — | — | — | — | — | — |
| Taxation Including Deferred Taxation Balance Sheet Subtotal | — | — | — | — | — | — | — | — | — | — | £411 811 | £493 405 | £537 082 | — |
| Total Additions Including From Business Combinations Property Plant Equipment | — | — | — | — | — | — | — | £526 911 | £753 357 | £491 788 | £804 954 | £822 099 | £741 167 | £23 393 |
| Total Inventories | — | — | — | — | — | — | — | £18 500 | £16 190 | £26 280 | £22 054 | £20 687 | £25 047 | £0 |
| Trade Debtors Trade Receivables | — | — | — | — | — | — | — | £348 387 | £409 518 | £353 272 | £262 245 | — | — | — |
