{
  "alt": "A table with one row for each of four presidencies (Bush, Obama, Trump and Biden) that gives the average, lowest and highest CES premium in percentage points. The averages run from {fact:ces_mean_low} to {fact:ces_mean_high}, and in each presidency the highest yearly premium is at least {fact:ces_range_min} points above the lowest.",
  "caption": "Each row is one presidency. The average counts each yearly survey once, and the lowest and highest values are the smallest and largest yearly premiums in that presidency. The averages carry no interval because the yearly premiums within a presidency differ by more than sampling error.",
  "data": [
    {
      "highest": 63.0533,
      "lowest": 1.27058,
      "mean": 29.2863,
      "n": 67707,
      "president": "Bush",
      "surveys": 3,
      "years": "2006 to 2008"
    },
    {
      "highest": 50.6115,
      "lowest": 19.1802,
      "mean": 35.3612,
      "n": 239189,
      "president": "Obama",
      "surveys": 8,
      "years": "2009 to 2016"
    },
    {
      "highest": 60.0651,
      "lowest": 22.9152,
      "mean": 42.4998,
      "n": 124219,
      "president": "Trump",
      "surveys": 4,
      "years": "2017 to 2020"
    },
    {
      "highest": 47.5345,
      "lowest": 20.8441,
      "mean": 34.9063,
      "n": 137114,
      "president": "Biden",
      "surveys": 4,
      "years": "2021 to 2024"
    }
  ],
  "id": "ces_by_presidency",
  "source": "Cooperative Election Study cumulative common content, 2006-2024; weighted (year-specific weight)",
  "spec": {
    "columns": [
      {
        "key": "president",
        "label": "Presidency"
      },
      {
        "key": "years",
        "label": "Years"
      },
      {
        "format": {
          "digits": 1
        },
        "key": "mean",
        "label": "Average premium (points)"
      },
      {
        "format": {
          "digits": 1
        },
        "key": "lowest",
        "label": "Lowest yearly premium"
      },
      {
        "format": {
          "digits": 1
        },
        "key": "highest",
        "label": "Highest yearly premium"
      }
    ]
  },
  "subtitle": "Average, lowest and highest yearly in-party premium in each presidency, percentage points; partisans including leaners; CES, 2006 to 2024",
  "title": "The CES premium averages between {fact:ces_mean_low} and {fact:ces_mean_high} points by presidency, and the yearly premiums within a presidency differ by at least {fact:ces_range_min} points",
  "type": "table",
  "width": "wide"
}