{
    "id": "ERN-026",
    "category": "ERN",
    "title": "盤前盤後公布分布",
    "question": "業績資訊主要在哪個交易時段釋出？",
    "chart": "stacked",
    "metric": "公布公司比例（%）",
    "secondary": "已知與未知時段比例",
    "x": "公告日",
    "y": "公布公司比例（%）",
    "panels": [
        "主圖：公布公司比例（%），依公告日排列",
        "輔圖：已知與未知時段比例",
        "明細：盤前盤後公布分布的資料列、觀測日期與缺值狀態"
    ],
    "filters": [
        "市場／行業",
        "財政季度／公告日期",
        "上市市場"
    ],
    "apis": [
        "CALENDAR"
    ],
    "calculation": "把 before_after_market 分為盤前、盤後、未知，以每日公告公司數為分母。",
    "caveat": "不要將 null 猜為盤後；地區時區需另行標注。 報告日與財政期末分開；缺失預估不可當零；歷史預估不等於完整當時可得資料。",
    "data_class": "衍生",
    "complexity": "低",
    "audience": "大眾",
    "reach": 6,
    "frequency": 5,
    "decision": 7,
    "clarity": 9,
    "sample_labels": [
        "盤前",
        "盤後",
        "時段未知",
        "日期待確認"
    ],
    "cadence": "日更；業績公布後重新整理",
    "category_name": "業績與預期",
    "score": 62.5,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/calendar-upcoming-earnings-ipos-and-splits"
    ],
    "rank": 773,
    "stage": "P3",
    "svg_file": "mockups/0773-ERN-026.svg",
    "demo_fingerprint": "368e72b0c0382d2a",
    "collection": "catalogue",
    "sample_annotation": {
        "sample": true,
        "as_of": "2026-10-16",
        "notice": "Charts and tables for this report are generated, deterministic synthetic sample observations for educational layout and unit demonstration only. No provider, market data or analysis engine is called, and nothing here is a statement about real securities.",
        "notice_zh": "此報告的圖表與數據為確定性生成的合成示例數據，僅供教育及版面展示；並無連接任何資料供應商或實際分析引擎，不代表任何真實證券的表現。",
        "default_filters": {
            "symbol": "0700.HK",
            "period": "1Y",
            "benchmark": "HSI"
        },
        "filters": {
            "symbol": [
                "0700.HK",
                "0005.HK",
                "AAPL.US",
                "MSFT.US",
                "SPY.US",
                "BTC-USD.CC"
            ],
            "period": [
                "1Y",
                "3Y",
                "5Y"
            ],
            "benchmark": [
                "HSI",
                "SPX",
                "BTC"
            ]
        },
        "library": {
            "version": "2026-10-19",
            "source": "https://chatgpt.com/share/6ad67223-c610-83e8-adb2-33aaf792e584",
            "sample": true
        }
    }
}