This is indeed an unpublished change with no communication from DL.
All changes:
Between US & Europe, Y
Mid (Prev) = 45,000
Mid (New) = 47,500
Peak (Prev) = 62,500
Peak (New) = 65,000
Between US & Caribbean, Y
Mid (Prev) = 25,000
Mid (New) = 27,500
Peak (Prev) = 35,000
Peak (New) = 37,500
Between US & Mexico, Y
Mid (Prev) = 25,000
Mid (New) = 27,500
Peak (Prev) = 35,000
Peak (New) = 37,500
Between US & Southern S. America, Y
Mid (Prev) = 45,000
Mid (New) = 47,500
Peak (Prev) = 62,500
Peak (New) = 65,000
Between US & SE Asia, J
Peak (Prev) = 185,000
Peak (New) = 175,000
(YES, a decrease!)
These changes were effective 01 SEP 2012.