1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010
1. Current sample	710	764	719	653	707	644	604	585	559	518	638	576	563	562	460	608	581	580	554	537
1.1 Firms which answer	640	717	647	615	642	600	568	549	516	484	576	537	462	460	427	555	541	545	499	476
	(90,2)	(93,9)	(90)	(94,2)	(90,8)	(93,1)	(94)	(93,8)	(92,3)	(93,4)	(90,3)	(93,2)	(82,1)	(100)	(92,8)	(91,2)	(93,1)	(94)	(90,1)	(88,6)
1.2 Firms which disappear and not accessible	8	7	22	13	12	5	11	7	12	5	15	7	15	2	7	11	9	7	34	22
1.3 Firms which do not collaborate	57	20	46	13	19	14	17	10	10	7	0	6	32	0	3	6	5	2	7	2
1.4 No access	5	20	4	12	34	25	8	19	21	22	47	26	54	0	23	36	26	26	14	37
2. Firms recovered	123			86								26			45		2	2	1	0
3. Entries in the current year	1	2	6	6	2	4	17	10	2	154	0	0	0	0	136	26	37	7	37	2
File total records

Source: ESEE (Fundación SEPI)