• MongoDB 4.4.2 Community
• Node.js 14.15.2 LTS
• Visual Studio 16.8.3 Community
• ASP.NET 5.0/C# .NET 5.0
• No need init db scripts. Just open server solution and start server

• Clone or download repository
• Open server solution and start server application. You need running mongoDB on localhost with default settings (port) and without authorization
• Site will be open automatically in your browser after server is started

• feasible to fetch all DB collection data in memory (application layer) - https://stackoverflow.com/questions/20456095/calculate-the-median-in-mongodb-aggregation-framework (get all data, filter(if necessary), sort, and getting mid element)
• not feasible to fetch all DB collection data in memory (db layer) - https://www.compose.com/articles/mongo-metrics-finding-a-happy-median/ (use aggregation framework (in case MongoDB, MongoDb hasn't $median operator, but we can use aggregation pipeline - filter elements, count, sort and get high and low midpoints, then calculate median))

After we get datasource, we can use any of visual JS components - I assume, we can use any of bar or line charts for these purposes. If we have a huge datasource, we need check the chart performance. Also, in this case we can to prepare datasource (to reduce with data aggregation)