22. Other assets and liabilities

The breakdown of the balance under these headings in the accompanying consolidated balance sheets is as follows:

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Other Assets and Liabilities	Millions of Euros
	2012	2011	2010
ASSETS-
Inventories	4,223	3,994	2,788
Real estate companies	4,059	3,813	2,729
Of which: Unnim Group	671	-	-
Others	164	181	59
Transactions in transit	886	86	26
Accrued interest	697	609	538
Unaccrued prepaid expenses	509	443	402
Other prepayments and accrued income	188	166	136
Other items	1,923	1,801	1,175
Total	7,729	6,490	4,527
LIABILITIES-
Transactions in transit	445	44	58
Accrued interest	2,356	2,252	2,162
Unpaid accrued expenses	1,688	1,529	1,516
Other accrued expenses and deferred income	668	723	646
Other items	1,860	1,964	847
Total	4,661	4,260	3,067

The heading “Inventories” includes the net carrying amount of the purchases of land and property that the Group’s real estate companies hold for sale or for their business. The amounts under this heading mainly include real-estate assets bought by these companies from distressed customers (mainly in Spain, see Appendix XI), net of their corresponding impairment provisions. The gross and net amounts of impairment on real-estate assets acquired from distressed customers (without taking into account the incorporation of Unnim) are shown below.

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	Millions of Euros
	2012	2011	2010
Gross value
Balance at the beginning	5,047	3,224	2,010
Acquisitions	1,495	1,985	1,391
Disposals	(382)	(213)	(266)
Others	57	51	89
Balance at the end	6,217	5,047	3,224
Accumulated impairment losses	(3,266)	(1,731)	(1,040)
Carrying amount	2,951	3,316	2,184