Percentage of the population reporting 'German' ancestry (%):
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28.4% | 29.4% | 30.3% | 31.2% | 32.1% | 33.1% |
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Percentage of the population reporting 'Irish' ancestry (%):
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14.10% | 14.34% | 14.58% | 14.81% | 15.05% | 15.29% |
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Percentage of the population reporting 'English' ancestry (%):
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12.4% | 13.6% | 14.8% | 16.0% | 17.2% | 18.5% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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3.167% | 3.204% | 3.241% | 3.278% | 3.315% | 3.352% |
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Percentage of the population reporting 'Czech' ancestry (%):
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0.95% | 1.03% | 1.11% | 1.19% | 1.26% | 1.35% |
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Percentage of the population reporting 'Russian' ancestry (%):
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1.357% | 1.371% | 1.384% | 1.397% | 1.410% | 1.423% |
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Percentage of the population reporting 'French' ancestry (%):
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4.180% | 4.217% | 4.252% | 4.288% | 4.323% | 4.359% |
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Percentage of the population reporting 'Swedish' ancestry (%):
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3.64% | 3.72% | 3.79% | 3.85% | 3.92% | 4.00% |
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Percentage of the population reporting 'Scandinavian' ancestry (%):
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0.46% | 0.53% | 0.60% | 0.66% | 0.72% | 0.79% |
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
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1.62% | 1.82% | 2.02% | 2.22% | 2.42% | 2.62% |
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Percentage of the population reporting 'Italian' ancestry (%):
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3.78% | 4.00% | 4.21% | 4.43% | 4.64% | 4.86% |
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Percentage of the population reporting 'Polish' ancestry (%):
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2.46% | 2.58% | 2.70% | 2.83% | 2.95% | 3.07% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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0.77% | 0.84% | 0.91% | 0.98% | 1.05% | 1.12% |
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Percentage of the population reporting 'Swiss' ancestry (%):
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0.56% | 0.75% | 0.94% | 1.12% | 1.31% | 1.50% |
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Percentage of the population reporting 'British' ancestry (%):
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0.669% | 0.681% | 0.692% | 0.704% | 0.715% | 0.727% |
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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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0.442% | 0.490% | 0.537% | 0.584% | 0.631% | 0.679% |
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Percentage of the population reporting ' Puerto Rican' ancestry (%):
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0.126% | 0.139% | 0.151% | 0.164% | 0.176% | 0.189% |
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Percentage of the population reporting ' Cuban' ancestry (%):
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0.000% | 0.006% | 0.012% | 0.018% | 0.023% | 0.030% |
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Percentage of the population reporting 'Hmong' ancestry (%):
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0.0000% | 0.0045% | 0.0091% | 0.0136% | 0.0182% | 0.0228% |
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Percentage of the population reporting 'Japanese' ancestry (%):
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0.027% | 0.049% | 0.071% | 0.093% | 0.115% | 0.137% |
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Percentage of the population reporting 'Indian' ancestry (%):
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0.000% | 0.031% | 0.063% | 0.094% | 0.125% | 0.157% |
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Percentage of the population reporting 'German' ancestry (%):
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31.1% | 32.0% | 32.8% | 33.5% | 34.3% | 35.2% |
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Percentage of the population reporting 'Irish' ancestry (%):
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17.01% | 17.09% | 17.17% | 17.24% | 17.32% | 17.40% |
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Percentage of the population reporting 'English' ancestry (%):
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13.5% | 15.5% | 17.4% | 19.4% | 21.3% | 23.4% |
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Percentage of the population reporting 'Norwegian' ancestry (%):
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Percentage of the population reporting 'Czech' ancestry (%):
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0.27% | 0.63% | 0.98% | 1.33% | 1.68% | 2.03% |
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Percentage of the population reporting 'Russian' ancestry (%):
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1.10% | 1.49% | 1.87% | 2.26% | 2.64% | 3.03% |
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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 'Scandinavian' ancestry (%):
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0.80% | 0.86% | 0.92% | 0.99% | 1.05% | 1.11% |
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Percentage of the population reporting 'Scotch-Irish' ancestry (%):
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1.831% | 1.841% | 1.850% | 1.859% | 1.869% | 1.878% |
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Percentage of the population reporting 'Italian' ancestry (%):
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2.49% | 2.84% | 3.19% | 3.53% | 3.88% | 4.23% |
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Percentage of the population reporting 'Polish' ancestry (%):
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1.82% | 2.14% | 2.45% | 2.76% | 3.07% | 3.39% |
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Percentage of the population reporting 'Welsh' ancestry (%):
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1.553% | 1.563% | 1.573% | 1.583% | 1.592% | 1.602% |
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Percentage of the population reporting 'Swiss' ancestry (%):
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Percentage of the population reporting 'British' ancestry (%):
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0.414% | 0.442% | 0.471% | 0.499% | 0.527% | 0.555% |
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Percentage of the population reporting ' Mexican' ancestry (%):
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1.27% | 1.66% | 2.04% | 2.42% | 2.80% | 3.18% |
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Percentage of the population reporting ' Spanish' ancestry (%):
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0.082% | 0.094% | 0.105% | 0.116% | 0.128% | 0.139% |
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Percentage of the population reporting 'Hmong' ancestry (%):
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0.00% | 0.13% | 0.27% | 0.40% | 0.53% | 0.67% |
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Percentage of the population reporting 'Japanese' ancestry (%):
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0.08% | 0.14% | 0.21% | 0.27% | 0.33% | 0.39% |
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