Water Use Statistics
Material flow accounts 
Compound material balance: Resources by type of indicator and  year.
Units: tonnes

	2000	1999	1998	1997	1996	
(A):National extraction	538,527,813	506,270,062	483,521,884	441,623,042	424,135,193	
(A)1:Fossil fuels	23,888,150	24,565,701	26,753,526	26,962,078	28,301,858	
(A)2:Minerals	383,090,198	361,356,542	326,491,197	293,162,727	270,994,790	
(A)3:Metal ores	570,063	738,131	758,265	793,498	1,383,861	
(A)4:Non-metal ores	10,587,135	10,525,411	10,112,932	10,199,229	9,943,929	
(A)5:Quarry products	371,933,000	350,093,000	315,620,000	282,170,000	259,667,000	
(A)6:Biomass	131,549,465	120,347,819	130,277,161	121,498,237	124,838,545	
(A)7:Biomass of the agriculture and forests	130,620,255	119,246,142	129,157,374	120,385,045	123,781,808	
(A)8:Biomass of hunting and fishing	895,171	1,069,035	1,085,234	1,079,863	1,027,678	
(A)9:Another type of biomass	34,039	32,642	34,553	33,329	29,059	
Imports	221,911,495	208,155,981	194,466,311	173,007,560	163,619,225	
Direct input of materials (DIM)	760,439,308	714,426,043	677,988,195	614,630,602	587,754,417	
(B):Unused national extraction	756,389,689	738,024,806	754,777,478	754,121,658	768,795,159	
(A)1:Fossil fuels	116,654,568	119,962,967	130,399,170	130,685,088	136,936,055	
(B)2:Minerals	115,722,085	103,808,951	103,354,008	96,764,039	93,142,648	
(B)3:Metal ores	12,769,378	5,172,072	16,129,271	17,318,802	18,401,060	
(B)4:Non-metal ores	5,909,230	6,729,136	5,893,465	6,612,938	7,338,975	
(B)5:Quarry products	97,043,477	91,907,743	81,331,272	72,832,299	67,402,613	
(B)6:Crops of biomass	524,013,036	514,252,888	521,024,300	526,672,531	538,716,456	
Excavation of  the soil and dredging	..	..	..	..	..	
Total input of materials (TIM)	1,516,828,997	1,452,450,849	1,432,765,673	1,368,752,260	1,356,549,576	
Imports indirect flows	374,702,574	317,894,051	300,956,122	262,576,809	246,845,940	
Total Necessity of Materials (TNM)	1,891,531,571	1,770,344,900	1,733,721,795	1,631,329,069	1,603,395,516	
Notes:
Source: National Statistics Institute