reverse county flips

	A	B	C	D	E	F	G	H	I	J
1	State	County	1968			1972			Swing	Notes
2	State	County	Dem	Rep	Margin	Dem	Rep	Margin	Swing	Notes

3	Colorado	Pitkin	36.0%	56.2%	-20.2%	54.2%	44.2%	10.0%	30.2%	Ski county trending blue
4	Michigan	Washtenaw	42.5%	46.8%	-4.3%	51.5%	47.0%	4.5%	8.8%	College trending blue
5	Minnesota	Stevens	44.4%	50.6%	-6.2%	49.4%	48.7%	0.7%	6.9%
6	Ohio	Athens	44.8%	47.7%	-2.9%	50.1%	48.8%	1.3%	4.2%	College trending blue
7	South Dakota	Sanborn	46.4%	49.7%	-3.3%	50.1%	49.6%	0.5%	3.8%	Home state
8	South Dakota	Davison	46.4%	50.1%	-3.7%	55.2%	44.5%	10.7%	14.4%	Home state
9	South Dakota	Hanson	45.9%	50.1%	-4.2%	53.6%	46.0%	7.6%	11.8%	Home state
10	South Dakota	McCook	43.5%	51.6%	-8.1%	50.9%	48.7%	2.2%	10.3%	Home state
11	South Dakota	Moody	46.7%	48.9%	-2.2%	53.3%	46.4%	6.9%	9.1%	Home state
12	South Dakota	Bon Homme	40.5%	55.0%	-14.5%	52.7%	47.1%	5.6%	20.1%	Home state
13	South Dakota	Clay	45.7%	51.3%	-5.6%	52.7%	47.1%	5.6%	11.2%	Home state
14	South Dakota	Union	45.3%	49.7%	-4.4%	52.8%	46.9%	5.9%	10.3%	Home state
15	South Dakota	Edmunds	41.7%	52.2%	-10.5%	51.2%	48.7%	2.5%	13.0%	Home state
16	South Dakota	Deuel	41.0%	53.3%	-12.3%	50.1%	49.6%	0.5%	12.8%	Home state
17	Wisconsin	Rusk	42.9%	44.7%	-1.8%	49.0%	47.9%	1.1%	2.9%
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