Add punctuation to the following sentence: About 63 of those who responded said that they had tuned into RUVs programme 2 and 56 into programme 1 from RUV 63 of those who responded had at some time listened to Bylgjan which is transmitted by the Icelandic Radio Company
About 63% of those who responded said that they had tuned into RUV's programme 2, and 56% into programme 1 from RUV. 63% of those who responded had at some time listened to Bylgjan, which is transmitted by the Icelandic Radio Company.