Radar Chart Max Value issue

Hello guys,

I’m currently Using plugin : Premium Charts Bundle

But i’m open to any…
Let’s jump into the main concern.

I have 5 datas that i want to display on a radar chart but those datas are a lot differents.
Data 1 : Maximum is 10
Data 2 : Maximum is 1000
Data 3 : Maximum is 100
Data 4 : Maximum is 24
Data 5 : Maximum is 9999

I don’t see where i can put on my chart a maximum value for each Data.
so my Chart look like this :

any ideas ? Thanks a lot