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%I #11 May 25 2023 12:31:31
%S 3,2,3,2,3,4,5,6,8,10,13,15,18,20,22,25,29,32,33,34,37,39,41,42,44,45
%N Successive basic U.S. postal rates since "uniform" rates (based on weight, not distance) were adopted in 1863.
%H <a href="http://about.usps.com/who-we-are/postal-history/domestic-letter-rates-since-1863.htm">History of U.S. Postal Service</a>
%e The basic domestic letter rate was 3 cents from 1863 to 1883, then 2 cents until 1917, then 3 cents until 1919 when it dropped to 2 cents for the last time.
%Y See A114062 for another version.
%K nonn,fini,easy
%O 0,1
%A _David Callan_, Sep 20 2004