2010: 5 offensive starters from Montana (Reynolds, Gratton, Verlanic, Selle, Hardy) and 2 defensive starters (Tripp and Waldhauser), for a total of 7
2011: 2 offensive starters from Montana (Gratton, Hardy) and 3 defensive (Tripp, Waldhauser and Featherston) for a total of 5
2012: 3 offensive starters (Gratton, Hardy, Carver) and 4 defensive (Harris, Wagenmann, Stuberg & Tripp)
2013: 1 offensive starter (Pierson) and 4 defensive (Wags, Tripp, Coyle, Kidder)
2014: 3 offensive starters (Jansenn, Weyer, Theibes) and 3 defensive (Wags, Kidder, Rehm)
So, 7, 5, 7, 5 and 6 in the last 5 years.
2015: Kidder, Crittenden, Dallaserra, Thiebes, Weyer, Harris, Peevey, with Gustafson, Burke, Janssen, Schye and Horner also possible starters or seeing considerable playing time.