While running it yesterday, I thought it was my 10th time running it, but I don't know for sure, so lets find out.
April 3, 2016: 47:35
April 7, 2013: 55:04
April 10, 2011: 52:32
March 29, 2009: 46:10
March 30, 2008: 42:41
March 25, 2007: 51:54
April 2, 2006: 48:56
March 28, 2004: 49:41
I guess that was only my 8th time running it