My theory is if you have more clothes than hangers then you have too many clothes. Take a few items out of your bag before you leave home. You may be surprised by how few items you will really need. Mixing and matching outfits can save space and time.
2008-Valor and Glory
2009-Spirit and Splendor
2010-Freedom of the Seas and Mariner of the Seas
2012-Allure of the Seas and Navigator of the Seas