Bubble Chart in Excel
Start with clicking on All Charts (1), then choose scatter (2), choose bubbles (3), and finally click ok (4).
Note: The size of bubbles are determined by the data. The bigger the values, the bigger the bubbles.
Note: You can customize the design as you wish, including the title.
Template
You can download the Template here – Download
Further reading: Basic concepts Getting started with Excel Cell References BCG Matrix