Percentage of the population reporting 'German' ancestry (%):
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17.97% | 18.26% | 18.55% | 18.84% | 19.13% | 19.42% |
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Percentage of the population reporting 'Irish' ancestry (%):
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9.8% | 10.7% | 11.6% | 12.5% | 13.4% | 14.4% |
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Percentage of the population reporting 'English' ancestry (%):
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15.5% | 17.1% | 18.7% | 20.2% | 21.7% | 23.3% |
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Percentage of the population reporting 'American' ancestry (%):
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Percentage of the population reporting 'European' ancestry (%):
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1.87% | 2.12% | 2.36% | 2.60% | 2.84% | 3.09% |
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Percentage of the population reporting 'Dutch' ancestry (%):
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2.593% | 2.640% | 2.686% | 2.732% | 2.778% | 2.825% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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1.096% | 1.133% | 1.170% | 1.207% | 1.245% | 1.282% |
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Percentage of the population reporting 'Arab' ancestry (%):
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0.00% | 0.10% | 0.19% | 0.29% | 0.39% | 0.49% |
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Percentage of the population reporting ' Syrian' ancestry (%):
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0.00% | 0.10% | 0.19% | 0.29% | 0.39% | 0.49% |
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Percentage of the population reporting 'French' ancestry (%):
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2.61% | 3.02% | 3.44% | 3.85% | 4.26% | 4.67% |
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Percentage of the population reporting 'Scottish' ancestry (%):
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6.49% | 6.99% | 7.48% | 7.98% | 8.47% | 8.96% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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1.80% | 1.86% | 1.92% | 1.98% | 2.05% | 2.11% |
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Percentage of the population reporting 'Italian' ancestry (%):
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0.71% | 0.88% | 1.05% | 1.22% | 1.39% | 1.56% |
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
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2.15% | 2.26% | 2.38% | 2.49% | 2.60% | 2.72% |
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Percentage of the population reporting 'French Canadian' ancestry (%):
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0.400% | 0.430% | 0.460% | 0.490% | 0.520% | 0.550% |
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Percentage of the population reporting ' Mexican' ancestry (%):
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7.62% | 7.79% | 7.95% | 8.11% | 8.27% | 8.44% |
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