There are other support requests indicating missing data: https://support.google.com/drive/thread/245534268/a-spreadsheet-i-kept-on-google-drive-has-disappeare

There are other support requests indicating missing data: https://support.google.com/drive/thread/245534268/a-spreadsheet-i-kept-on-google-drive-has-disappeared-i-did-not-delete-it-but-it-s-gone?hl=en&sjid=12875342267198479186-NC https://support.google.com/drive/thread/245534268/a-spreadsh... https://support.google.com/drive/thread/245524854/data-in-google-sheets-lost-for-last-4-years-all-of-a-sudden?hl=en&sjid=12875342267198479186-NC https://support.google.com/drive/thread/245524854/data-in-go... https://support.google.com/drive/thread/245596891/5-months-of-files-gone?hl=en&sjid=12875342267198479186-NC https://support.google.com/drive/thread/245596891/5-months-o... https://support.google.com/drive/thread/245661673/disappearing-shared-recorded-meetings-videos?hl=en&sjid=12875342267198479186-NC https://support.google.com/drive/thread/245661673/disappeari... https://support.google.com/drive/thread/245407620/i-can-t-find-my-archive-file?hl=en&sjid=12875342267198479186-NC https://support.google.com/drive/thread/245407620/i-can-t-fi...