It would be really simple to simply enter in your data & call it a day if you were intending to include a diagram in your presentations. But that isn't going to be enough to hold your audience's interest. It's possible that it's what sends your viewers to sleep. If you put some further thought into your design decisions and make it a priority to keep things simple for your customers, you can hire a presentation design services provider to make sure that your data will stick out.

https://www.ez.works/ppt-design/presentation-design-services