The Analytics tab on OpenSea collection pages enables you to view collection volume and activity over time.
To view Analytics, navigate to any NFT collection on OpenSea and select the Analytics tab in the navigation bar.
Adjust stats to filter by time for all data (1) or only for individual categories (2). Your options are 1h, 1d, 7d, 30d, 1y, and All.
View the following data points:
Volume (including mint volume): total amount of ETH (or equivalent) spent on items in the collection during the specified time period
Sales: Number of sales during the selected time range
Floor price: current lowest listed price for an item in the collection and its change over the specified time period
Volume & Price: sales volume and average price mapped over the specified time period
Listing and floor price: listings created compared with floor price over the specified time period