How many times does bill withers say I Know in Ain't No sunshine when she's gone?

In the original 1971 version Bill Withers says "I know" 26 times.

In the 'updated' version he released in 1989 he says "I know" 74 times after the first verse (including softly behind the solo) and then another 39 times after the second verse for a total of 113 times.