State Usage Alabama 556.91 Alaska 398.99 Arizona 487.52 Arkansas 491.85 California 434.11 Colorado 448.33 Connecticut 441.39 Delaware 514.78 District of Columbia 209.47 Florida 485.73 Georgia 560.9 Hawaii 352.02 Idaho 414.17 Illinois 392.13 Indiana 497.35 Iowa 509.13 Kansas 399.72 Kentucky 511.30 Louisiana 489.84 Maine 531.77 Maryland 471.52 Massachusetts 427.52 Michigan 470.89 Minnesota 504.03 Mississippi 539.39 Missouri 530.72 Montana 486.15 Nebraska 439.46 Nevada 484.26 New Hampshire 521.45 New Jersey 481.79 New Mexico 482.33 New York 283.73 North Carolina 491.07 North Dakota 513.16 Ohio 434.65 Oklahoma 501.12 Oregon 415.67 Pennsylvania 402.85 Rhode Island 341.67 South Carolina 570.24 South Dakota 498.36 Tennessee 509.77 Texas 505.39 Utah 409.93 Vermont 537.94 Virginia 518.06 Washington 423.32 West Virginia 444.22 Wisconsin 440.45 Wyoming 589.18