They are not staggered. I am uncertain as to what the widths are. I know I'm terrible. Will look into it and reply.
Current: 2013 Porsche 911 Carrera.
Gone: 2012 Designo Matte Black C63 Coupe Edition1.
Gone: 2011 Mineral White E93. OEM ZCP Wheels. Matte black wrapped trim. HID Angeleyes.
Gone: 2008 Melbourne Red E93. Supersprint Exhaust.