On-screen tenure of each Doctor Who

"HOW LONG HAVE YOU LIVED, DOCTOR?" Tenure of each incarnation based on total length of their regular episodes * Based on Anniversary and Christmas 2013 specials being one hour each 1st 2nd 66h 3rd 6h Data and design: Paul Smith @Wonderful Books. 71h 37m 4th 5th 6th 7th 8th 1h 4m 9th wonderfulbook.co.uk 10th 11th 38h 11m 34h 34m* 31h 37m 498 55h 15m 51h 53m 47h 19m 9h 31m 17h 27m 17h 9m