As of JAN 26, 2012, the fleet plan shows 4 737-500's being parked in the 1st quarter, 5 737-900's entering service and 3 767-200's being parked in the second quarter, 2 787-800's entering service and 1 757-220 and 3 737-500's being parked in the 3rd quarter, and 3 787-800's and 2 737-900's entering service and 2 767-200's and 4 757-200's being parked in the 4th quarter.
First quarter fleet plan ending FY 2012:
747-400 - 23
777-200 - 74
787-800 - 5
767-234 - 54
757-2/3 - 150
737-ALL - 238
A319/20 - 152
2011 YE Fleet Count - 701
2012 YE Fleet Count - 696
Quite sure that all of this is subject to change as mgmt sees fit.