Year	Ever	In the past month	In the past week
2006	11%
2007	13%
2008	18%	9%
2009	22%	11%
2010	23%	12%
2011	25%	12%
2012	29%	14%
2013	27%	12%	7%
2014	30%	15%	8%
2015	33%	17%	10%
2016	36%	21%	13%
2017	40%	24%	15%
2018	44%	26%	17%
2019	51%	32%	22%