美國國會席次分配
美國國會席次分配(英語:)是根據美國憲法規定的最近十年一次的美國人口普查,將美國眾議院席位分配到50個州的過程。[1]每個州都分配了一些席位,大致相當於它在50個州的總人口中所佔的份額。不过华盛顿特区和美国领地人口不计入其中。憲法保障每個州至少有一個席位。
![](../I/2020_census_reapportionment.svg.png.webp)
2020年人口普查之后美国各州国会众议院席次分配
![](../I/2010_census_reapportionment.svg.png.webp)
2010年人口普查之后美国各州国会众议院席次分配
![](../I/2000_census_reapportionment.svg.png.webp)
2000年人口普查之后美国各州国会众议院席次分配
![](../I/House_Seats_by_State_1789-2020_Census.png.webp)
1789-2020年美国各州席次分配占比
自1913年以來,眾議院的投票席位一直為435個,1929年的《重新分配法案》確定了這一數字。自1940年人口普查之后,国会就一直以亨廷顿-希尔法分配席位。[1][2] 至於美國參議院則不受此影響,因為每個州都是兩個席位。
分配方式
州 | 人口占比 | 席位占比 | ||
---|---|---|---|---|
2019 | 2010 | 2019[note 1] | 2010 | |
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12.06% | 12.09% | 11.95% | 12.18% |
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8.85% | 8.16% | 8.74% | 8.28% |
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6.56% | 6.10% | 6.44% | 6.21% |
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5.94% | 6.29% | 5.98% | 6.21% |
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3.91% | 4.12% | 3.91% | 4.14% |
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3.87% | 4.16% | 3.91% | 4.14% |
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3.57% | 3.74% | 3.68% | 3.68% |
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3.24% | 3.14% | 3.22% | 3.22% |
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3.20% | 3.09% | 3.22% | 2.99% |
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3.05% | 3.21% | 2.99% | 3.22% |
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2.71% | 2.85% | 2.76% | 2.76% |
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2.61% | 2.60% | 2.53% | 2.53% |
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2.32% | 2.18% | 2.30% | 2.30% |
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2.22% | 2.07% | 2.30% | 2.07% |
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2.10% | 2.12% | 2.07% | 2.07% |
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2.09% | 2.06% | 2.07% | 2.07% |
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2.06% | 2.10% | 2.07% | 2.07% |
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1.87% | 1.94% | 1.84% | 1.84% |
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1.85% | 1.87% | 1.84% | 1.84% |
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1.78% | 1.85% | 1.84% | 1.84% |
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1.76% | 1.63% | 1.84% | 1.61% |
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1.72% | 1.72% | 1.61% | 1.84% |
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1.57% | 1.50% | 1.61% | 1.61% |
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1.50% | 1.55% | 1.61% | 1.61% |
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1.42% | 1.47% | 1.38% | 1.38% |
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1.36% | 1.41% | 1.38% | 1.38% |
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1.29% | 1.24% | 1.38% | 1.15% |
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1.21% | 1.22% | 1.15% | 1.15% |
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1.09% | 1.16% | 1.15% | 1.15% |
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0.98% | 0.90% | 0.92% | 0.92% |
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0.96% | 0.99% | 0.92% | 0.92% |
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0.94% | 0.88% | 0.92% | 0.92% |
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0.92% | 0.95% | 0.92% | 0.92% |
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0.91% | 0.96% | 0.92% | 0.92% |
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0.89% | 0.93% | 0.92% | 0.92% |
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0.64% | 0.67% | 0.69% | 0.69% |
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0.59% | 0.59% | 0.69% | 0.69% |
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0.55% | 0.60% | 0.46% | 0.69% |
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0.55% | 0.51% | 0.46% | 0.46% |
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0.43% | 0.44% | 0.46% | 0.46% |
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0.42% | 0.43% | 0.46% | 0.46% |
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0.41% | 0.43% | 0.46% | 0.46% |
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0.33% | 0.32% | 0.46% | 0.23% |
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0.32% | 0.34% | 0.23% | 0.46% |
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0.30% | 0.29% | 0.23% | 0.23% |
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0.27% | 0.26% | 0.23% | 0.23% |
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0.23% | 0.22% | 0.23% | 0.23% |
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0.22% | 0.23% | 0.23% | 0.23% |
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0.19% | 0.20% | 0.23% | 0.23% |
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0.18% | 0.18% | 0.23% | 0.23% |
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除了要求每个州在众议院至少有一名众议员外,各州的众议员人数原则上与该州的人口成正比。自《美国宪法》通过以来,美国前后共采取过5种国会席位分配方式。
參考資料
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