1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023
1. Current sample	2188	2059	1977	1869	1876	1703*	1716	1920	1776	1754	1870	1724	1708	1380	1374	1911	2023	2013	2009	2015	2006	1816	1869	1683	1525	1666	1808	1292	1224	1657	2540	2539	2263
1.1 Firms which answer	1888	1898	1768	1721	1693	1584	1596	1764	1631	1634	1693	1635	1380	1374	1277	1716	1892	1853	1791	1817	1816	1605	1683	1524	1404	1534	1292	1114	1047	1657	2540	2539	2263
	(86,3)	(92,2)	(89,4)	(92,1)	(90,3)	(93)	(93)	(91,9)	(91,8)	(93,1)	(90,5)	(94,8)	(80,8)	(100)	(92,9)	(89,8)	(93,5)	(92,1)	(89,2)	(90,2)	(90,5)	(88,4)	(90)	(90,5)	(92,1)	(92)	(71,4)	(86,2)	(85,5)	(100)	(100)	(100)	(100)
1.2 Firms which disappear and not accessible1	62	52	72	53	51	28	35	18	45	38	20	18	51	4	17	35	30	57	127	67	48	71	54	37	33	18	86	11	1	0	4	5	23
1.3 Firms which do not collaborate	187	62	124	45	55	33	54	22	35	24	0	12	88	0	12	14	18	10	45	38	43	53	37	18	7	2	194	40	176	0	7	7	2
1.4 No access2	51	47	13	50	77	58	31	116	65	58	157	59	189	2	68	146	83	93	46	93	99	87	95	104	81	112	236	127	48	0	0	0	0
2. Firms recovered3	129			99								73			46		3	2	2	0	0	0	0	1	0	0	0	1	0	0	0	0	0
3. Entries in the current year	42	79	101	56	9	132	324	12	123	236	31	0	0	0	588	307	118	154	222	189	0	264	0	0	262	274	0	109	610	1	1035	1035	0
File total records	2359	2438	2539	2595	2604	2736	3060	3072	3195	3431	3462	3462	3462	3462	4050	4357	4475	4629	4851	5040	5040	5304	5304	5304	5566	5840	5840	5949	6559	6560	7595	7595	7595

Source: ESEE (Fundación SEPI)

Notes:	1.	Closures, firms in liquidation, change to a non-manufacturing activity, disappearance through merger or acquisition.
	2.	Can not be found, provisional close-up.
	3.	In 1991 they are large-sized firms to which the questionnaire was already submitted in 1990, but which did not answer it. In 1994 it is made up of large-sized firms which had filled the questionnaire before but which at some time they stopped doing it.
	*	Includes a company which did not collaborated in 1995 but which collaborated in 1996.