Check the range you get when getting data from the server. I am assuming -70 to 25 are values for the X axis.
Since your min value is -70 and your max value is 25 set a dummy point at 70 with Y value = "" (empty). Hence the dummy value will not be plotted, but the X Axis will go from -70 to 70. The information transmitted is intended only for the person or entity to which it is addressed and may contain confidential and/or privileged material. Any review, retransmission, dissemination or other use of, or taking of any action in reliance upon this information by persons or entities other than the intended recipient is prohibited. If you received this in error, please contact the sender and delete the material from any computer.
