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{
  "data": { "url": "/assets/simple-jekyll-search/search.json" },
  "encoding": {
    "y": {"field": "date", "timeUnit": "month", "type": "ordinal"},
    "x": {"field": "date", "timeUnit": "year"},
    "color": {"field": "date", "aggregate": "count"}
  },
  "mark": "rect"
}

Aug 2024

Sep 2017