{
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    "Contacto": {
      "value": "icane@cantabria.es",
      "rdf property": "http://purl.org/dc/terms/publisher"
    },
    "Descripción de la serie": {
      "value": "Producción y valor de la producción de fertilizantes y otras sales",
      "rdf property": "http://purl.org/dc/terms/title"
    },
    "Categorización": {
      "value": "",
      "rdf property": "http://purl.org/dc/terms/subject"
    },
    "Fuente": {
      "value": "Química. Estadística Minera y Metalúrgica de España [-1957]. Consejo de Minería",
      "rdf property": "http://purl.org/dc/terms/source"
    },
    "Periodicidad": {
      "value": "Anual",
      "rdf property": "http://purl.org/dc/terms/accrualPeriodicity"
    },
    "Período inicial": {
      "value": "1917",
      "rdf property": "http://purl.org/dc/terms/date"
    },
    "Último período": {
      "value": "1960",
      "rdf property": "http://purl.org/dc/terms/date"
    },
    "Ámbito territorial": {
      "value": "Regional",
      "rdf property": "http://purl.org/dc/terms/spatial"
    },
    "Última actualización": {
      "value": null,
      "rdf property": "http://purl.org/dc/terms/modified"
    },
    "Notas al pie": {
      "value": null,
      "rdf property": "http://www.w3.org/2000/01/rdf-schema#comment"
    },
    "Unidades": {
      "value": "Producción: Toneladas métricas; Valor de la producción: Pesetas.",
      "rdf property": "http://purl.org/linked-data/sdmx/2009/attribute#unitMeasure"
    }
  },
  "headers": [
    "Fertilizante o sales",
    "Variables",
    "Año"
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        "1957": 3641.0,
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        "1918": 720.0,
        "1919": 720.0,
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}