Percentage of the population reporting 'German' ancestry (%):
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21.3% | 22.6% | 23.9% | 25.1% | 26.4% | 27.7% |
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Percentage of the population reporting 'Irish' ancestry (%):
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10.3% | 12.5% | 14.7% | 16.9% | 19.2% | 21.4% |
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Percentage of the population reporting 'American' ancestry (%):
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Percentage of the population reporting 'English' ancestry (%):
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8.2% | 9.2% | 10.2% | 11.2% | 12.1% | 13.1% |
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Percentage of the population reporting 'Dutch' ancestry (%):
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Percentage of the population reporting 'Czechoslovakian' ancestry (%):
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0.20% | 0.66% | 1.11% | 1.57% | 2.02% | 2.48% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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2.27% | 2.49% | 2.70% | 2.90% | 3.11% | 3.33% |
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Percentage of the population reporting 'Italian' ancestry (%):
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Percentage of the population reporting 'Polish' ancestry (%):
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2.87% | 3.22% | 3.57% | 3.91% | 4.26% | 4.61% |
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Percentage of the population reporting 'Slovak' ancestry (%):
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0.06% | 0.25% | 0.43% | 0.60% | 0.78% | 0.97% |
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Percentage of the population reporting 'Swedish' ancestry (%):
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Percentage of the population reporting 'French' ancestry (%):
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2.27% | 2.69% | 3.10% | 3.51% | 3.92% | 4.33% |
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Percentage of the population reporting 'Czech' ancestry (%):
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0.27% | 0.36% | 0.45% | 0.54% | 0.63% | 0.72% |
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Percentage of the population reporting 'European' ancestry (%):
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Percentage of the population reporting 'Scottish' ancestry (%):
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Percentage of the population reporting ' Mexican' ancestry (%):
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Percentage of the population reporting ' Spanish' 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 ' South American' ancestry (%):
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0.03% | 0.30% | 0.57% | 0.84% | 1.11% | 1.38% |
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Percentage of the population reporting ' Colombian' ancestry (%):
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0.000% | 0.016% | 0.031% | 0.047% | 0.063% | 0.079% |
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Percentage of the population reporting ' Spaniard' ancestry (%):
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0.00% | 0.10% | 0.20% | 0.30% | 0.39% | 0.50% |
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Percentage of the population reporting 'Japanese' ancestry (%):
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0.00% | 0.07% | 0.15% | 0.22% | 0.29% | 0.37% |
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Percentage of the population reporting 'Cambodian' ancestry (%):
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0.0000% | 0.0024% | 0.0049% | 0.0073% | 0.0098% | 0.0122% |
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Percentage of the population reporting 'Indian' ancestry (%):
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0.00% | 0.12% | 0.25% | 0.37% | 0.50% | 0.63% |
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Percentage of the population reporting 'German' ancestry (%):
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23.34% | 23.69% | 24.04% | 24.39% | 24.74% | 25.09% |
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Percentage of the population reporting 'Irish' ancestry (%):
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9.7% | 11.5% | 13.2% | 14.9% | 16.6% | 18.4% |
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Percentage of the population reporting 'American' ancestry (%):
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6.3% | 7.6% | 8.9% | 10.2% | 11.5% | 12.9% |
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Percentage of the population reporting 'English' ancestry (%):
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7.4% | 8.8% | 10.0% | 11.3% | 12.6% | 14.0% |
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Percentage of the population reporting 'Dutch' ancestry (%):
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1.32% | 1.77% | 2.21% | 2.65% | 3.09% | 3.53% |
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Percentage of the population reporting 'Czechoslovakian' ancestry (%):
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0.12% | 0.47% | 0.81% | 1.15% | 1.49% | 1.84% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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2.17% | 2.58% | 2.98% | 3.39% | 3.79% | 4.21% |
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Percentage of the population reporting 'Italian' ancestry (%):
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1.61% | 2.09% | 2.56% | 3.03% | 3.51% | 3.99% |
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Percentage of the population reporting 'Polish' ancestry (%):
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Percentage of the population reporting 'Slovak' ancestry (%):
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0.00% | 0.26% | 0.51% | 0.77% | 1.02% | 1.28% |
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Percentage of the population reporting 'Swedish' ancestry (%):
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1.07% | 1.55% | 2.03% | 2.50% | 2.98% | 3.46% |
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Percentage of the population reporting 'French' ancestry (%):
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1.90% | 2.35% | 2.80% | 3.25% | 3.70% | 4.16% |
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Percentage of the population reporting 'Czech' ancestry (%):
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0.23% | 0.34% | 0.44% | 0.55% | 0.66% | 0.77% |
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Percentage of the population reporting 'European' ancestry (%):
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0.50% | 0.95% | 1.41% | 1.86% | 2.31% | 2.77% |
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Percentage of the population reporting 'Scottish' ancestry (%):
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Percentage of the population reporting ' Mexican' ancestry (%):
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Percentage of the population reporting ' Spanish' ancestry (%):
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0.000% | 0.030% | 0.060% | 0.090% | 0.120% | 0.151% |
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Percentage of the population reporting ' South American' ancestry (%):
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0.00% | 0.19% | 0.39% | 0.58% | 0.77% | 0.97% |
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Percentage of the population reporting ' Colombian' ancestry (%):
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0.000% | 0.015% | 0.029% | 0.044% | 0.059% | 0.074% |
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Percentage of the population reporting ' Spaniard' ancestry (%):
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0.000% | 0.045% | 0.090% | 0.135% | 0.180% | 0.226% |
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Percentage of the population reporting 'Japanese' ancestry (%):
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0.000% | 0.032% | 0.065% | 0.097% | 0.129% | 0.162% |
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Percentage of the population reporting 'Cambodian' ancestry (%):
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0.000% | 0.026% | 0.053% | 0.079% | 0.106% | 0.133% |
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