TABLE 1.

Year over year comparisons, 2019 versus 2020: Mann–Whitney U test comparisons of medians; percentage of responses selecting ‘Strongly Agree’ or ‘Somewhat Agree’

Question	Mann–Whitney U	Test statistic	p (Asymp. Sig)		S/S agree, 2019	S/S agree, 2020
Change in attitudes towards plastic packaging, year over year
‘I consider environmental impacts caused by single‐use plastic food packaging to be important’	554,024.5	554,024.5	.003	91%		87%
‘I actively shop for non‐plastic packaging goods while grocery shopping’	510,794.5	510,794.5	.46	58%		60%
Change in attitudes towards plastics policies, year over year
‘Regulations to reduce consumption of single‐use plastic packaging for food should be strengthened in Canada’	576,847	576,847	<.001		90%	79%
‘I am willing to pay more for an item containing biodegradable packaging’	427,624	427,624	<.001		40%	55%
‘I would accept paying a government tax to disincentivize consumption of single‐use plastic food packaging’	475,960	475,960	.005		33%	41%
‘I support a ban of all single‐use plastics used for food packaging’	682,944	682,944	<.001		72%	58%