The COVID-19 pandemic does not appear to have impacted retail costs or the increase in purity recorded considering that 2010 in significant methods, even if a slight rise in cost as well as a stabilisation of purity can be observed in 2020 (see Figure Indexed traits in copyright retail rate https://augustodoly.birderswiki.com/1210976/indicators_on_buy_copyright_online_in_uk_you_should_know