3 out of 5 - percentage looks accurate.
CV Locations
CVN-65 Enterprise: 27Aug-11Sep2012, North Arabian Sea
CVN-68 Nimitz: 04Sep-11Sep2012, Persian Gulf
CVN-74 John C. Stennis: 27Aug2012, departed Bremerton to the western Pacific Ocean and the Arabian Gulf for an eight-month deployment
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CVN-73 George Washington: 24Aug-11Sep2012, WestPac
CVN-75 Harry S. Truman: 03Sep-10Sep2012, carrier qualifications in the WestLant
Not Deployed
CVN-70 Carl Vinson Planned Incremental Availability (PIA) at pierside at Naval Air Station North Island
CVN-71 Theodore Roosevelt: 2 at Newport News Shipbuilding for the second half of RCOH
CVN-72 Abraham Lincoln: 07Aug2012, returned to new hormport Norfolk [ RCOH Schedule ]
CVN-76 Ronald Reagan: sailed into Puget Sound Naval Shipyard for DPIA and will take one year to complete
CVN-77 George H.W. Bush: 25Jul2012, moved to Norfolk Naval Shipyard for a Planned Incremental Availability (PIA)