sentences:  In the fall of 1986, aided by its new, more powerful signal and a "Free Money" promotion where they gave away a chance for $1,000 to $10,000 every hour during an economic recession in the area, the station attained an Arbitron rating of 30.3%, becoming the highest-rated radio station in the entire country 1.WIOG got strong competition in the early 1990s from 100.5 WTCF "The Fox", which soon surpassed them as the dominant CHR station.Due to the competition and to a desire to appeal to more adult listeners, WIOG spent most of the 1990s as a Hot Adult Contemporary station.