| 11. | Burdick and Stroup won the primary elections for their respective parties.
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| 12. | He lost the primary election by 91 % to 9 %.
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| 13. | He unsuccessfully challenged George W . Bush in the 2000 presidential primary elections.
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| 14. | Young and Burdick won the primary elections for their respective parties.
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| 15. | Argana finished second behind Oviedo in the September 7th primary elections.
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| 16. | The caucuses begin after the polls close for the primary elections.
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| 17. | Michigan held its first United States presidential primary election in 1910.
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| 18. | Andrews and Johanneson won the primary elections for their respective parties.
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| 19. | Hatch won the primary election with 66 % of the vote.
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| 20. | In March, it held a primary election open to all voters.
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