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Percentage of the population reporting 'German' ancestry (%):
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| 22.7% | 23.5% | 24.3% | 25.1% | 25.9% | 26.8% |
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Percentage of the population reporting 'Dutch' ancestry (%):
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| 10.2% | 12.7% | 15.2% | 17.6% | 20.0% | 22.5% |
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Percentage of the population reporting 'Irish' ancestry (%):
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| 10.7% | 11.8% | 12.8% | 13.8% | 14.8% | 15.9% |
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Percentage of the population reporting 'English' ancestry (%):
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| 11.9% | 13.0% | 14.1% | 15.2% | 16.3% | 17.4% |
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Percentage of the population reporting 'American' ancestry (%):
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Percentage of the population reporting 'Polish' ancestry (%):
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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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| 1.67% | 2.04% | 2.40% | 2.76% | 3.12% | 3.48% |
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Percentage of the population reporting 'Scottish' ancestry (%):
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Percentage of the population reporting 'Italian' ancestry (%):
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Percentage of the population reporting 'Finnish' ancestry (%):
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| 0.00% | 0.28% | 0.56% | 0.83% | 1.11% | 1.40% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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| 0.85% | 1.19% | 1.52% | 1.86% | 2.19% | 2.53% |
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Percentage of the population reporting 'Hungarian' ancestry (%):
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| 0.00% | 0.47% | 0.94% | 1.41% | 1.88% | 2.35% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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| 0.07% | 0.29% | 0.50% | 0.72% | 0.93% | 1.15% |
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Percentage of the population reporting 'Czech' ancestry (%):
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| 0.40% | 0.47% | 0.52% | 0.58% | 0.63% | 0.69% |
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Percentage of the population reporting ' Mexican' ancestry (%):
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Percentage of the population reporting ' Puerto Rican' ancestry (%):
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| 0.00% | 0.08% | 0.17% | 0.25% | 0.34% | 0.43% |
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Percentage of the population reporting ' Central American' ancestry (%):
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| 0.00% | 0.09% | 0.17% | 0.26% | 0.35% | 0.44% |
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Percentage of the population reporting 'Korean' ancestry (%):
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| 0.00% | 0.08% | 0.16% | 0.23% | 0.31% | 0.40% |
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Percentage of the population reporting 'Indian' ancestry (%):
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| 0.00% | 0.25% | 0.51% | 0.76% | 1.02% | 1.28% |
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Percentage of the population reporting 'German' ancestry (%):
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| 19.6% | 21.6% | 23.5% | 25.4% | 27.3% | 29.2% |
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Percentage of the population reporting 'Dutch' ancestry (%):
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| 8.0% | 10.9% | 13.8% | 16.7% | 19.6% | 22.5% |
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Percentage of the population reporting 'Irish' ancestry (%):
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| 9.9% | 11.7% | 13.4% | 15.2% | 16.9% | 18.7% |
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Percentage of the population reporting 'English' ancestry (%):
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| 10.4% | 12.0% | 13.5% | 15.0% | 16.5% | 18.1% |
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Percentage of the population reporting 'American' ancestry (%):
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Percentage of the population reporting 'Polish' ancestry (%):
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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 'Scottish' ancestry (%):
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Percentage of the population reporting 'Italian' ancestry (%):
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Percentage of the population reporting 'Finnish' ancestry (%):
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|
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Percentage of the population reporting 'Norwegian' ancestry (%):
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Percentage of the population reporting 'Hungarian' ancestry (%):
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| 0.09% | 0.55% | 1.00% | 1.45% | 1.90% | 2.35% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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| 0.00% | 0.38% | 0.75% | 1.13% | 1.51% | 1.89% |
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Percentage of the population reporting 'Czech' ancestry (%):
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| 0.27% | 0.36% | 0.45% | 0.54% | 0.62% | 0.72% |
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Percentage of the population reporting ' Mexican' ancestry (%):
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Percentage of the population reporting ' Puerto Rican' ancestry (%):
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| 0.00% | 0.10% | 0.20% | 0.29% | 0.39% | 0.49% |
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Percentage of the population reporting 'Korean' ancestry (%):
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| 0.00% | 0.08% | 0.16% | 0.23% | 0.31% | 0.40% |
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Percentage of the population reporting 'Indian' ancestry (%):
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| 0.00% | 0.48% | 0.95% | 1.43% | 1.90% | 2.38% |
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