This excel document is a template for waterfall chart. It is free from Visual Basic macros , user-friendly and totally free for personnal use.
Usage of such waterfall chart might be useful to visualize:
- reasons behind an increase/decrease of a set value (cost, price, duration, score, percentage, …)
- breakdown of involved factors to which the increase/decrease is related
- positive/negative factors can be easily spotted based on colour-code red / green.