"id": {
		"ID": {
			"source": "factor(ID)",
			"description": "Unique FADN Identifier. Anonymous code allowing constant sample."
		},
		"WEIGHT": {
			"source": "SYS02",
			"description": "Number of farm represented in the population"
		},
		"COUNTRY": {
			"source": "COUNTRY",
			"description": "Country (3 digits FADN acronym)"
		},
		"YEAR": {
			"source": "YEAR",
			"description": "Accounting year"
		},
		"TF8": {
			"source": "factor( paste0('tf8-',TF8) ) ",
			"description": "Type of Farming (8)"
		},
		"TF14": {
			"source": "factor( paste0('tf14-',TF14) ) ",
			"description": "Type of Farming (14)"
		},
		"SIZ6": {
			"source": "factor( paste0('siz6-',SIZ6) )",
			"description": "Economic size class (6 classes)"
		},
		"REGION": {
			"source": "factor( REGION )",
			"description": "FADN region"
		},
		"NUTS1": {
			"source": "factor( NUTS1 )",
			"description": ""
		},
		"NUTS2": {
			"source": "NUTS2",
			"description": ""
		},
		"NUTS3": {
			"source": "NUTS3",
			"description": "The code of the NUTS level 3 territorial unit where the holding is located."
		},
		"ALTITUDE": {
			"source": "factor( paste0('alt-',ALTITUDE) )",
			"description": "Altitude Code (1=<300m, 2=300-600m, 3=>600m)"
		},
		"ORGANIC": {
			"source": "factor( paste0('org-',ORGANIC )  )",
			"description": "Organic farming Code (1=No Organic, 2=Only organic, 3=Both, 4=In conversion)"
		}
	},
	"info": {
		"SIZEUR": {
			"source": "SIZEUR",
			"description": "Total economic size in EUR, Calculated by DG AGRI (cf Typology Regulation)"
		},
		"UAAOWNED": {
			"source": "UAAOWNED",
			"description": "UAA for owner farming Area, in ha"
		},
		"UAARENTED": {
			"source": "UAARENTED",
			"description": "Rented UAA Area, in ha"
		},
		"UAASHARED": {
			"source": "UAASHARED",
			"description": "Sharecropped UAA Area, in ha"
		},
		"UAA": {
			"source": "UAAOWNED+UAARENTED+UAASHARED",
			"description": "Total Utilised Agricultural Area. Area in ha"
		},
		"NAT2000": {
			"source": "factor( paste0( 'nat-', ENVREST_X )  )",
			"description": "Environmental constraints Area (EC no 1257/1999) - does not coincide exactly with Natura2000 on 2013- / TODO[NAT2000 for 2014+]"
		},
		"WAWU": {
			"source": "NA",
			"description": "Total Annual working units in farm (manager+spouse+"
		},
		"WHOURS": {
			"source": "NA",
			"description": "Total hours working in farm (manager+spouse+"
		},
		"DPSFPS.share": {
			"source": "NA",
			"description": ""
		},
		"ENTL.share": {
			"source": "NA",
			"description": ""
		},
		"ENTL.LEVL": {
			"source": "NA",
			"description": ""
		},
		"LFA": {
			"source": "factor( paste0( 'lfa-',LFA )  )",
			"description": "Less-favoured area Code (1=not LFA, 2=not mountain LFA, 3=mountain LFA, 4=no significant areas)"
		},
		"OGA": {
			"source": "OGASHARE",
			"description": ""
		},
		"TSGM": {
			"source": "SIZEUR",
			"description": ""
		},
		"SAMP": {
			"source": "SYS03",
			"description": ""
		},
		"TOTINVBEFSUBS": {
			"source": "NA",
			"description": ""
		},
		"INCOME.VATBALANCE": {
			"source": "NA",
			"description": ""
		},
		"INCOME.TAXES": {
			"source": "NA",
			"description": ""
		}
	},
	"costs": {
		"SEED": {
			"source": "SE290+ISEDPUR_V",
			"description": ""
		},
		"NITF": {
			"source": "SE295",
			"description": ""
		},
		"PLAP": {
			"source": "SE300",
			"description": ""
		},
		"CSPE": {
			"source": "SE305",
			"description": ""
		},
		"F59": {
			"source": "IWGSS_V",
			"description": "Wages and social security costs for paid labour Value"
		},
		"F60": {
			"source": "ICNTR_V",
			"description": "Contract work and machinery hire Value"
		},
		"F61": {
			"source": "IUPKP_V",
			"description": "Current upkeep of machinery and equipment Value"
		},
		"F62": {
			"source": "IFULS_V",
			"description": "Motor fuels and lubricants Value"
		},
		"F63": {
			"source": "ICAR_V",
			"description": "Car expenses Value"
		},
		"F64": {
			"source": "IGRFEDCNCTRPUR_V",
			"description": "Purchased concentrated feedstuffs for grazing stock (equines, ruminants) Value"
		},
		"F65": {
			"source": "IGRFEDCRSPUR_V",
			"description": "Purchased coarse fodder for grazing stock (equines, ruminants) Value"
		},
		"F66": {
			"source": "IPIGFEDPUR_V",
			"description": "Purchased feedstuffs for pigs Value"
		},
		"F67": {
			"source": "IPLTRFEDPUR_V",
			"description": "Purchased feedstuffs for poultry and other small animals Value"
		},
		"F68": {
			"source": "ILVFEDFPR_V",
			"description": "Farm-produced feedstuffs for grazing stock (equines, ruminants) Valu"
		},
		"F69": {
			"source": "IPIGFEDFPR_V",
			"description": "Farm-produced feedstuffs for pigs Value"
		},
		"F70": {
			"source": "IPLTRFEDFPR_V",
			"description": "Farm-produced feedstuffs for poultry and other small animals Value"
		},
		"F71": {
			"source": "ILOTH_VET_V",
			"description": "Other veterinary expenses"
		},
		"F72": {
			"source": "ISEDPUR_V",