how to place dimensions in y axis in a charts( bar chart,line chart)

[#1]

Hi team Members ,

I have 2 dimensions x,y

x	y
3	0.5
6	2
9	1.2
12	2.4
15	3.3

Now i created bar chart for this data  in which i got X values created in the table on x axis but i was unable to get values of Y on y axis plz help me out that how i can get the values on  y axis( the same values i had n my dimension )

In advance thanks for your help

[#2]

Hi kiran

Thanks for ur help but i had tried these expressions earlier but its not that what i actually need