Thanks so much that works, but I just realised I was unclear, I meant I need to select all the "MagDwn" after every "Resp" :) -- View this message in context: http://r.789695.n4.nabble.com/Selecting-the-first-occurrence-of-a-value-after-an-occurrence-of-a-different-value-tp3217340p3217456.html Sent from the R help mailing list archive at Nabble.com.
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