This is an alternative description for a stacked column chart showing European Deep tech VC investment by stage (quarterly) using data from Dealroom.co: "This chart represents the European Deep tech VC investment by stage from 2017 to 2023. The data is grouped into different investment stages: $0-1m (pre-seed), $1-4m (seed), $4-15m (series A), $15-40m (series B), $40-100m (series C), $100-250m (mega rounds), and $250m+ (mega+). Each column represents a specific quarter and shows the total investment amount in millions of dollars. The chart provides a visual representation of the investment trends over time, highlighting the fluctuations and growth in each investment stage. It allows users to compare the investment amounts between different stages and observe the overall patterns in Deep tech VC funding in Europe.