Percentage of the population reporting 'German' ancestry (%):
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20.8% | 22.3% | 23.7% | 25.1% | 26.4% | 27.9% |
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Percentage of the population reporting 'Irish' ancestry (%):
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11.0% | 11.6% | 12.2% | 12.7% | 13.3% | 13.9% |
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Percentage of the population reporting 'American' ancestry (%):
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7.8% | 9.0% | 10.2% | 11.4% | 12.5% | 13.7% |
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Percentage of the population reporting 'English' ancestry (%):
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10.98% | 11.04% | 11.09% | 11.15% | 11.20% | 11.26% |
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
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1.46% | 1.81% | 2.16% | 2.52% | 2.87% | 3.22% |
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Percentage of the population reporting 'Dutch' ancestry (%):
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1.45% | 1.59% | 1.73% | 1.88% | 2.02% | 2.16% |
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Percentage of the population reporting 'French' ancestry (%):
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3.19% | 3.29% | 3.39% | 3.49% | 3.59% | 3.69% |
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Percentage of the population reporting 'Swedish' ancestry (%):
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2.06% | 2.19% | 2.32% | 2.45% | 2.58% | 2.72% |
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Percentage of the population reporting 'Italian' ancestry (%):
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2.13% | 2.33% | 2.53% | 2.72% | 2.91% | 3.11% |
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Percentage of the population reporting 'Scottish' ancestry (%):
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2.28% | 2.61% | 2.94% | 3.27% | 3.60% | 3.94% |
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Percentage of the population reporting 'Finnish' ancestry (%):
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0.00% | 0.09% | 0.19% | 0.28% | 0.37% | 0.47% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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1.68% | 1.83% | 1.98% | 2.12% | 2.27% | 2.42% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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3.674% | 3.720% | 3.765% | 3.810% | 3.856% | 3.901% |
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Percentage of the population reporting 'Czech' ancestry (%):
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0.52% | 0.79% | 1.05% | 1.31% | 1.58% | 1.85% |
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Percentage of the population reporting 'European' ancestry (%):
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0.84% | 1.13% | 1.41% | 1.69% | 1.98% | 2.26% |
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Percentage of the population reporting ' Mexican' ancestry (%):
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Percentage of the population reporting ' Central American' ancestry (%):
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0.053% | 0.066% | 0.078% | 0.090% | 0.102% | 0.114% |
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Percentage of the population reporting ' Guatemalan' ancestry (%):
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0.053% | 0.066% | 0.078% | 0.090% | 0.102% | 0.114% |
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Percentage of the population reporting ' Puerto Rican' ancestry (%):
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0.000% | 0.007% | 0.014% | 0.022% | 0.029% | 0.036% |
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Percentage of the population reporting ' Cuban' ancestry (%):
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0.00% | 0.08% | 0.15% | 0.23% | 0.30% | 0.38% |
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Percentage of the population reporting 'German' ancestry (%):
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21.2% | 22.7% | 24.2% | 25.7% | 27.2% | 28.7% |
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Percentage of the population reporting 'Irish' ancestry (%):
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10.88% | 11.09% | 11.29% | 11.50% | 11.70% | 11.91% |
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Percentage of the population reporting 'American' ancestry (%):
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8.2% | 9.8% | 11.3% | 12.8% | 14.3% | 15.9% |
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Percentage of the population reporting 'English' ancestry (%):
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10.5% | 11.3% | 12.1% | 12.9% | 13.7% | 14.6% |
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
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Percentage of the population reporting 'Dutch' ancestry (%):
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1.38% | 1.68% | 1.98% | 2.28% | 2.58% | 2.88% |
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Percentage of the population reporting 'French' ancestry (%):
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2.900% | 2.913% | 2.926% | 2.939% | 2.951% | 2.965% |
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Percentage of the population reporting 'Swedish' ancestry (%):
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2.72% | 2.78% | 2.84% | 2.89% | 2.95% | 3.01% |
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Percentage of the population reporting 'Italian' ancestry (%):
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2.50% | 2.60% | 2.69% | 2.79% | 2.88% | 2.99% |
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Percentage of the population reporting 'Scottish' ancestry (%):
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1.60% | 1.69% | 1.77% | 1.85% | 1.94% | 2.03% |
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Percentage of the population reporting 'Finnish' ancestry (%):
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0.00% | 0.14% | 0.28% | 0.42% | 0.55% | 0.70% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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1.94% | 2.18% | 2.41% | 2.64% | 2.88% | 3.11% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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3.61% | 3.69% | 3.77% | 3.84% | 3.91% | 3.99% |
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Percentage of the population reporting 'Czech' ancestry (%):
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0.388% | 0.401% | 0.414% | 0.427% | 0.440% | 0.453% |
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Percentage of the population reporting 'European' ancestry (%):
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1.03% | 1.12% | 1.20% | 1.28% | 1.35% | 1.44% |
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Percentage of the population reporting ' Mexican' ancestry (%):
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Percentage of the population reporting ' Central American' ancestry (%):
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0.079% | 0.122% | 0.165% | 0.207% | 0.249% | 0.292% |
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Percentage of the population reporting ' Guatemalan' ancestry (%):
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0.079% | 0.122% | 0.165% | 0.207% | 0.249% | 0.292% |
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Percentage of the population reporting ' Puerto Rican' ancestry (%):
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0.000% | 0.011% | 0.021% | 0.032% | 0.043% | 0.054% |
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Percentage of the population reporting ' Cuban' ancestry (%):
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0.00% | 0.10% | 0.20% | 0.31% | 0.41% | 0.52% |
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