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News & Media

What adjustments have been made to the PSA since it was introduced?

November 27, 2023


The PSA was adopted in December 2004 and historically has changed on the following dates.

  • June 2006: -$0.002
  • June 2007: $0.006
  • December 2007: $0.009
  • December 2008: $0.01
  • June 2012: -$0.005
  • December 2022: $0.005
  • June 2024: -$0.005