{
  "elements": [
    { "type": "SelectVariable", "name": "VarProduction",  "caption": "Produktion (kWh)" },
    { "type": "SelectVariable", "name": "VarConsumption", "caption": "Verbrauch (kWh)" },
    { "type": "SelectVariable", "name": "VarFeedIn",      "caption": "Einspeisung (kWh)" },
    { "type": "SelectVariable", "name": "VarGrid",        "caption": "Bezug Netz (kWh)" },

    { "type": "Label", "caption": "" },

    {
      "type": "Select",
      "name": "DefaultRange",
      "caption": "Standard-Zeitraum",
      "options": [
        { "caption": "Tag",    "value": "day"   },
        { "caption": "Woche",  "value": "week"  },
        { "caption": "Monat",  "value": "month" },
        { "caption": "Gesamt", "value": "total" }
      ]
    }
  ]
}