Percentage of the population reporting 'German' ancestry (%):
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30.74% | 30.98% | 31.21% | 31.45% | 31.69% | 31.93% |
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Percentage of the population reporting 'Irish' ancestry (%):
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10.7% | 11.9% | 13.1% | 14.3% | 15.4% | 16.7% |
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Percentage of the population reporting 'American' ancestry (%):
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11.99% | 12.25% | 12.51% | 12.77% | 13.03% | 13.30% |
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Percentage of the population reporting 'English' ancestry (%):
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8.0% | 9.1% | 10.1% | 11.1% | 12.1% | 13.1% |
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Percentage of the population reporting 'Italian' ancestry (%):
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3.15% | 3.36% | 3.55% | 3.75% | 3.95% | 4.15% |
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Percentage of the population reporting 'Swiss' ancestry (%):
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0.12% | 0.25% | 0.38% | 0.51% | 0.64% | 0.77% |
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Percentage of the population reporting 'European' ancestry (%):
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0.97% | 1.14% | 1.32% | 1.49% | 1.66% | 1.84% |
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Percentage of the population reporting 'Scottish' ancestry (%):
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0.54% | 0.76% | 0.98% | 1.20% | 1.42% | 1.65% |
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Percentage of the population reporting 'Swedish' ancestry (%):
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1.01% | 1.16% | 1.30% | 1.44% | 1.58% | 1.73% |
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Percentage of the population reporting 'Greek' ancestry (%):
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0.07% | 0.14% | 0.21% | 0.28% | 0.34% | 0.42% |
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Percentage of the population reporting 'French' ancestry (%):
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2.25% | 2.40% | 2.55% | 2.70% | 2.85% | 3.01% |
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Percentage of the population reporting 'Slovak' ancestry (%):
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0.000% | 0.043% | 0.086% | 0.130% | 0.173% | 0.217% |
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Percentage of the population reporting 'Croatian' ancestry (%):
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0.40% | 0.46% | 0.51% | 0.57% | 0.62% | 0.68% |
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
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0.21% | 0.35% | 0.48% | 0.61% | 0.74% | 0.88% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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0.48% | 0.59% | 0.70% | 0.80% | 0.91% | 1.02% |
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