Date of survey	Same-sex wording	Gay marriage wording	Difference
Overall	0.421	0.470	−0.048
	(0.008)	(0.009)	(0.012)
	n=3,504	n=3,417	t=−4.03 p=0.0001
April 2013	0.416	0.474	−0.0584
	(0.027)	(0.027)	(0.039)
	n=327	n=331	t=−1.51 p=0.1321
September 2013	0.360	0.478	−0.118
	(0.027)	(0.028)	(0.039)
	n=322	n=316	t=−3.03 p=0.0026
February 2014	0.415	0.418	−0.003
	(0.023)	(0.024)	(0.033)
	n=451	n=426	t=−0.096 p=0.9234
April 2014	0.394	0.500	−0.106
	(0.028)	(0.029)	(0.040)
	n=315	n=290	t=−2.64 p=0.0085
September 2014	0.498	0.464	0.034
	(0.023)	(0.023)	(0.033)
	n=464	n=455	t=1.03 p=0.3013
October 2014	0.391	0.479	−0.088
	(0.023)	(0.023)	(0.032)
	n=470	n=463	t=−2.72 p=0.0067
February 2015	0.410	0.481	−0.071
	(0.026)	(0.026)	(0.037)
	n=371	n=366	t=−1.95 p=0.0520
September 2015	0.439	0.456	−0.016
	(0.022)	(0.022)	(0.031)
	n=503	n=498	t=−0.52 p=0.6010
April 2016	0.452	0.511	−0.059
	(0.030)	(0.030)	(0.0425)
	n=281	n=272	t=−1.390 p=0.1651