TABLE 2.

SAMOVA groupings for K = 2 to K = 10

K	Groupings	ϕ SC	ϕ ST	ϕ CT	% var among groups
2	CR, NI | TH, OK, WA, OR, EK, AL, ID, MT, SK, MB, WY, UT, CO, NM, ND, SD, NE, OL, KS, MN, IA, MO, WI, IL, IN, ON, UP, LP, OH	0.252	0.546	0.393	39.26
3	CR | NI | TH, OK, WA, OR, EK, AL, ID, MT, SK, MB, WY, UT, CO, NM, ND, SD, NE, OL, KS, MN, IA, MO, WI, IL, IN, ON, UP, LP, OH	0.254	0.534	0.376	37.56
4	CR, TH, OK | NI | IN | WA, OR, EK, AL, ID, MT, SK, MB, WY, UT, CO, NM, ND, SD, NE, OL, KS, MN, IA, MO, WI, IL, ON, UP, LP, OH	0.217	0.489	0.348	34.76
5	CR | TH, OK | NI | ON, LP, OH | WA, OR, EK, AL, ID, MT, SK, MB, WY, UT, CO, NM, ND, SD, NE, OL, KS, MN, IA, MO, WI, IL, IN, UP	0.134	0.428	0.339	33.91
6	CR | TH, OK | NI | IN | ON, LP, OH | WA, OR, EK, AL, ID, MT, SK, MB, WY, UT, CO, NM, ND, SD, NE, OL, KS, MN, IA, MO, WI, IL, UP	0.134	0.425	0.336	33.56
7	CR, TH, OK | NI | CO | MO | IN | ON, LP, OH | WA, OR, EK, AL, ID, MT, SK, MB, WY, UT, NM, ND, SD, NE, OL, KS, MN, IA, WI, IL, UP	0.133	0.417	0.328	32.76
8	CR | TH, OK | NI | CO | NM | IN | ON, LP, OH | WA, OR, EK, AL, ID, MT, SK, MB, WY, UT, ND, SD, NE, OL, KS, MN, IA, MO, WI, IL, UP	0.134	0.414	0.323	32.28
9	CR, TH, OK | NI | WY | CO | MO | IL | IN | ON, LP, OH | WA, OR, EK, AL, ID, MT, SK, MB, UT, NM, ND, SD, NE, OL, KS, MN, IA, WI, UP	0.135	0.405	0.313	31.26
10	CR | TH, OK | NI | WA | AL, MT, SK | WY | CO | IN | ON, LP, OH | OR, EK, ID, MB, UT, NM, ND, SD, NE, OL, KS, MN, IA, MO, WI, IL, UP	0.064	0.353	0.309	30.86

Acronyms as in Table 1.