Creating a graph:
To create a graph of solar hot water data, choose the start and end dates. You may also choose the type of data in the "Data Type" pull down. Click the "Create Graph" button.

Comparing graphs:
The graphs are draggable, so to compare two graphs after you have created them, you can either drag them to be side by side or drag one on top of the other.

Closing a graph:
Click on the red "x" close button on the upper right hand corner of the graph to close it.

Download data:
Choose a start date, end date, and data type and click the "download data" button. Your browser should prompt you to either open the file or save it to disk. It is a .csv file which can be opened either with Microsoft Excel or a text editor.