https://blog.wongcw.com/2023/05/26/19%e7%9a%84%e5%8f%97%e8%a8%aa%e8%80%85%e5%a0%b1%e5%91%8a%e8%aa%aa%e6%9b%be%e7%9b%b4%e6%8e%a5%e8%88%87%e9%96%93%e6%8e%a5%e7%9b%ae%e7%9d%b9%e9%81%8e%e4%b8%8d%e6%98%8e%e9%a3%9b%e8%a1%8c%e7%89%a9%e7%8f%be/
19%的受訪者報告說曾直接與間接目睹過不明飛行物現象