How many number one hits does Kenny lggins have?

Kenny Loggins, part of the duo Loggins and Messina, songwriter and soft rock vocalist, has only recorded one number 1 song, "Footloose". "For the First Time" has also charted at number 1 on the more limited "Adult Contemporary" chart. Apart from that, he has written and co-written songs that have charted at number 1 for other people.