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Percentage of the population reporting 'German' ancestry (%):
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| 18.5% | 19.0% | 19.6% | 20.1% | 20.6% | 21.1% |
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Percentage of the population reporting 'Irish' ancestry (%):
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| 12.037% | 12.043% | 12.049% | 12.054% | 12.060% | 12.066% |
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Percentage of the population reporting 'English' ancestry (%):
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| 11.51% | 11.71% | 11.90% | 12.09% | 12.28% | 12.48% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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| 5.52% | 5.76% | 6.00% | 6.23% | 6.46% | 6.70% |
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Percentage of the population reporting 'American' ancestry (%):
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| 3.87% | 4.15% | 4.43% | 4.71% | 4.99% | 5.27% |
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Percentage of the population reporting 'French' ancestry (%):
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| 3.16% | 3.26% | 3.35% | 3.45% | 3.54% | 3.64% |
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Percentage of the population reporting 'Swedish' ancestry (%):
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| 3.18% | 3.39% | 3.59% | 3.79% | 4.00% | 4.20% |
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Percentage of the population reporting 'Polish' ancestry (%):
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| 2.54% | 2.77% | 3.01% | 3.24% | 3.47% | 3.71% |
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Percentage of the population reporting 'Italian' ancestry (%):
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| 3.80% | 3.90% | 4.00% | 4.09% | 4.19% | 4.29% |
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Percentage of the population reporting 'Scottish' ancestry (%):
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| 3.247% | 3.271% | 3.294% | 3.317% | 3.340% | 3.364% |
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Percentage of the population reporting 'European' ancestry (%):
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| 2.68% | 2.79% | 2.89% | 2.99% | 3.09% | 3.19% |
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
|
| 1.26% | 1.32% | 1.38% | 1.43% | 1.49% | 1.55% |
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Percentage of the population reporting 'Scandinavian' ancestry (%):
|
| 0.69% | 0.77% | 0.84% | 0.91% | 0.98% | 1.06% |
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Percentage of the population reporting 'Welsh' ancestry (%):
|
| 0.93% | 1.00% | 1.05% | 1.11% | 1.17% | 1.23% |
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Percentage of the population reporting 'Swiss' ancestry (%):
|
| 0.7981% | 0.8017% | 0.8052% | 0.8088% | 0.8123% | 0.8159% |
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Percentage of the population reporting ' Mexican' ancestry (%):
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| 2.61% | 3.06% | 3.52% | 3.97% | 4.42% | 4.88% |
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Percentage of the population reporting ' Central American' ancestry (%):
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| 0.08% | 0.15% | 0.22% | 0.28% | 0.35% | 0.42% |
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Percentage of the population reporting ' Puerto Rican' ancestry (%):
|
| 0.20% | 0.35% | 0.51% | 0.66% | 0.81% | 0.97% |
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Percentage of the population reporting ' Guatemalan' ancestry (%):
|
| 0.000% | 0.035% | 0.069% | 0.104% | 0.139% | 0.174% |
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Percentage of the population reporting ' South American' ancestry (%):
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| 0.00% | 0.06% | 0.13% | 0.19% | 0.26% | 0.33% |
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Percentage of the population reporting 'Vietnamese' ancestry (%):
|
| 0.58% | 0.81% | 1.03% | 1.25% | 1.48% | 1.71% |
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Percentage of the population reporting 'Indian' ancestry (%):
|
| 0.439% | 0.473% | 0.508% | 0.542% | 0.576% | 0.610% |
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Percentage of the population reporting 'Korean' ancestry (%):
|
| 0.00% | 0.25% | 0.51% | 0.76% | 1.02% | 1.28% |
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Percentage of the population reporting 'Filipino' ancestry (%):
|
| 0.29% | 0.48% | 0.66% | 0.84% | 1.02% | 1.21% |
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Percentage of the population reporting 'Pakistani' ancestry (%):
|
| 0.000% | 0.025% | 0.050% | 0.075% | 0.100% | 0.126% |
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Percentage of the population reporting 'German' ancestry (%):
|
| 14.7% | 16.2% | 17.6% | 19.0% | 20.4% | 21.8% |
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|
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Percentage of the population reporting 'Irish' ancestry (%):
|
| 10.2% | 11.3% | 12.3% | 13.2% | 14.2% | 15.3% |
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|
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Percentage of the population reporting 'English' ancestry (%):
|
| 6.9% | 8.7% | 10.3% | 12.0% | 13.7% | 15.4% |
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|
|
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|
|
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Percentage of the population reporting 'Norwegian' ancestry (%):
|
|
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Percentage of the population reporting 'American' ancestry (%):
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|
|
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Percentage of the population reporting 'French' ancestry (%):
|
|
|
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Percentage of the population reporting 'Swedish' ancestry (%):
|
|
|
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Percentage of the population reporting 'Polish' ancestry (%):
|
|
|
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Percentage of the population reporting 'Italian' ancestry (%):
|
| 1.65% | 2.15% | 2.65% | 3.15% | 3.65% | 4.15% |
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|
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|
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|
|
|
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Percentage of the population reporting 'Scottish' ancestry (%):
|
|
|
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Percentage of the population reporting 'European' ancestry (%):
|
| 1.79% | 2.14% | 2.48% | 2.82% | 3.17% | 3.52% |
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|
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|
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
|
| 0.89% | 1.28% | 1.66% | 2.05% | 2.43% | 2.82% |
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|
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Percentage of the population reporting 'Scandinavian' ancestry (%):
|
|
|
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Percentage of the population reporting 'Welsh' ancestry (%):
|
| 0.62% | 1.00% | 1.36% | 1.73% | 2.10% | 2.47% |
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|
|
|
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|
|
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Percentage of the population reporting 'Swiss' ancestry (%):
|
|
|
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Percentage of the population reporting ' Mexican' ancestry (%):
|
|
|
|
Percentage of the population reporting ' Central American' ancestry (%):
|
|
|
|
Percentage of the population reporting ' Puerto Rican' ancestry (%):
|
| 0.00% | 0.39% | 0.78% | 1.17% | 1.56% | 1.95% |
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|
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|
|
|
|
|
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Percentage of the population reporting ' Guatemalan' ancestry (%):
|
|
|
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Percentage of the population reporting ' South American' ancestry (%):
|
| 0.00% | 0.20% | 0.40% | 0.60% | 0.79% | 1.00% |
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|
|
|
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|
|
|
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Percentage of the population reporting 'Vietnamese' ancestry (%):
|
|
|
|
Percentage of the population reporting 'Indian' ancestry (%):
|
|
|
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Percentage of the population reporting 'Korean' ancestry (%):
|
| 0.00% | 0.38% | 0.76% | 1.14% | 1.52% | 1.91% |
| |
|
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Percentage of the population reporting 'Filipino' ancestry (%):
|
| 0.00% | 0.40% | 0.80% | 1.20% | 1.60% | 2.00% |
| |
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Percentage of the population reporting 'Pakistani' ancestry (%):
|
|
|