27. TRADE PAYABLES AND OTHERS LIABILITIES          31.12.    31.12. EUR mill. 2005 2004 Advances received 39.5 34.9 Trade payables 98.9 89.7 Other accured liabilities 342.0 333.7 Liabilities based on derivative contracts 5.2 20.8 Other accured liabilities 52.6 24.5 Total 538.2 503.6       Significant items in other accrued liabilities:       31.12. 31.12.   2005 2004 Unearned air transport revenues 117.2 119.1 Holiday pay reserve 61.6 59.0 Other 163.2 155.6 Total 342.0 333.7 Other accrued liabilities consists of several items, none of which are individually significant.