Trend Table for WES - Western Gas Partners, LP Limited Partner Interests

Current Trend Strength: Weak or Absent

Date	Grade	ADX	Long Term	Intermediate Term	Short Term	% Chg
May 20	A	Strong	Up	Up	Up	5.40%
May 17	B	Strong	Up	Up	Up	6.89%
May 16	B	Strong	Up	Up	Up	8.43%
May 15	A	Strong	Up	Up	Up	7.09%
May 14	A	Strong	Up	Up	Up	7.29%
May 13	A	Strong	Up	Up	Up	9.54%
May 10	A	Weak or Absent	Up	Up	Up	12.23%
May 9	A	Weak or Absent	Up	Up	Up	11.56%
May 8	A	Weak or Absent	Up	Up	Up	14.54%
May 7	A	Weak or Absent	Up	Up	Up	14.09%