AP -- Teams have been going for it on fourth down at an unprecedented rate this season in the NFL. There have been few games where fourth-down decisions had as big an impact as it did in Seattle when the Seahawks used two fourth-down conversions after stopping Minnesota on fourth-and-1 to beat the Vikings 27-26.

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In all, teams have gone for it on fourth down 188 times this season with 108 conversions, the most through five weeks since at least 1991. The 57.4% conversion rate is second-highest in that span to the 58.7% in 2012.