18-30    Statistics on Archive Institution(2011)
Item	Total
		National Comprehen -sive Archive
			Provincial Level	City Level	County Level
Number of Institutions                                        (unit)	208	164	1	17	146
Number of Personnel                                      (person)	2279	1640	101	190	1349
Floor Space of Archives Institution                   (sq.m)	451840	359202	49230	92475	217497
Number of Archives
Whole Volume                                                (unit)	20548	20309	306	3772	16231
Files                                                           (volume)	14959793	10258852	748096	2694062	6816694
Before 1949 Files                                      (volume)	751340	741517	460612	270359	10546
After 1949 Files                                        (volume)	14208453	9517335	287484	2423703	6806148
Number of Material Stored                           (volume)	2765649	2497109	86292	467520	1943297
Use of Archiver
Number of Archives Used               (volume-times)	552362	339427	958	53610	284859
Number of Material Used              (vomume-times)	57958	36672	67	5937	30668
Number of Persons Using Material   (person-times)	319882	130671	1154	20821	108696
Opening Archives                                     (volume)	4154237	1983551	535290	401262	1046999
Catalog of Opening Archives (Files) (10 000 units)	272.91	109.23	26.72	29.54	52.97