| Country | US State | Canadian Province | German State |
|---|---|---|---|
| USA - 215 Canada - 38 Germany - 21 Australia - 4 UK - 3 Austria - 2 Poland - 2 Bolivia - 1 Japan - 1 Romania - 1 Serbia - 1 Spain - 1 Switzerland - 1 | Kansas - 69 California - 24 Colorado - 19 Washington - 12 Oregon - 10 Texas - 9 Pennsylvania - 8 New York - 7 Arizona - 6 Illinois - 6 Minnesota - 6 Connecticut - 3 Michigan - 3 Missouri - 3 New Jersey - 3 New Mexico - 3 Virginia - 3 Florida - 2 Georgia - 2 Massachusetts - 2 Nebraska - 2 Nevada - 2 Ohio - 2 Oklahoma - 2 Tennessee - 2 Alaska - 1 Arkansas - 1 Iowa - 1 Wisconsin - 1 Wyoming - 1 | Alberta - 10 Ontario - 10 Saskatchewan - 9 British Columbia - 8 Manitoba - 1 | Baden-Wuertemberg - 5 Bavaria - 5 Hesse - 2 Rhineland-Palitinate - 2 North Rhine-Westphalia - 2 Bremen - 1 Saarland - 1 Saxony - 1 Saxony-Anhalt - 1 Vorpommern-Mecklenburg |