CS2 Case Opening Statistics v2.2.2
Usage
Log into Steam via your browser, go to your inventory, and click the drop down next to "Trade Offers." Select "Inventory History". Please be patient, as it may take longer if you have a large history.
Works with English language, may update in future to work with more if high enough demand. You can switch your steam language to English temporarily to get the data.
Hover over name in top right, "change language", select "English".