The following are pass rates for certification candidates during the past several administrations of the exam.

Exam Date/Window	PHR Pass Rate	SPHR Pass Rate	GPHR Pass Rate	PHR-CA/ SPHR-CA Pass Rate
December 2001	67%	57%	N/A	N/A
May 2002	65%	53%	N/A	N/A
May 2003	65%	58%	N/A	N/A
December 2003	65%	57%	N/A	N/A
May - June 2004	67%	59%	N/A	N/A
November-December 2004	67%	60%	68%	N/A
May-June 2005	67%	58%	65%	N/A
December 2005-January 2006	64%	56%	69%	N/A
May-June 2006	64%	58%	70%	N/A
December 2006- January 2007	63%	55%	56%	N/A
May- June 2007	61%	58%	53%	N/A
California April & June 2007	N/A	N/A	N/A	71%
December 2007-January 2008	63%	57%	56%	72%
May-June 2008	60%	54%	64%	74%