This is not what it will be. But it's what it should be. Iowa is on a Monday. Everything else follows a Tuesday/Saturday pattern.
March 17-South Carolina
March 20-Idaho, Montana, Nevada, North Dakota, South Dakota, Utah, Wyoming
March 24- Connecticut, Maine, Massachusetts, Rhode Island, Vermont
March 27- Indiana, Minnesota, Missouri, Wisconsin
March 31- Alabama, Arkansas, Kentucky, Louisiana, Mississippi, Tennessee
April 3- Arizona, Colorado, Kansas, Nebraska, New Mexico, Oklahoma
April 7- Delaware, Maryland, North Carolina, Virginia, Washington D.C., West Virginia
April 10- Alaska, Hawaii, Oregon, Washington
April 14- Florida, Georgia
April 17- New Jersey, New York, Pennsylvania
April 21- Illinois, Michigan, Ohio
April 24- California, Texas
I posted this on the 2012 board. I guess this would be considered a regional system. Except I save the big states for last.