Best approach for energy consumption usage - Queries?

[STSC]

Actually we need it also here Can you also take a look at it, if you could add it

This is the description, how to add the chart pages:

Energy charts in days/weeks/months/years

To create this kind of chart, you cannot use pages->create chart. Instead you need to use the built-in analyzer for the item you want to create the chart for: Go to your item‘s page (e.g. on the „Properties“ page or through developer sidebar shift-alt-d, or Settings->Items), then click „Analyze“. This opens a chart for this item only which you can modify to display the desired data and then save as a new chart page. To display a monthly aggregate from an increasing counter (water meter or elec…