Table 1.

Nucleotide Diversity (π) for Each Population Calculated for All Sites and Noncoding Sites Only.

Area	Population	All Sites		Noncoding Sites
		% π [SE]	% Change π	% π [SE]	% Change π
Japan	JP	1.68 [0.140]	—	2.42 [0.228]	—
Hawaii	HI	1.35 [0.147]	−19.64**	1.83 [0.240]	−24.33*
Western United States	ST	1.69 [0.158]	0.36	2.43 [0.253]	0.62
	SD	1.69 [0.160]	0.47	2.53 [0.264]	4.55
Eastern United States	FL	2.28 [0.259]	35.88**	3.49 [0.410]	44.45**
	GA	1.62 [0.148]	−3.55	2.36 [0.244]	−2.26
	MA	1.42 [0.218]	−15.40**	3.11 [0.541]	28.47**
	MI	1.71 [0.154]	1.66	2.49 [0.241]	3.07
	NC	1.51 [0.138]	−10.29**	1.98 [0.212]	−17.93*
	SC	1.82 [0.174]	8.47	2.70 [0.264]	11.51
	WV	1.59 [0.151]	−5.27	2.35 [0.253]	−2.98
Europe	SP	0.88 [0.117]	−47.36**	1.23 [0.177]	−49.00**

*P < 0.05, **P < 0.01 (asterisks denote significance; see Materials and Methods). Standard error is shown in brackets.