Year	Catalogued	Offered	Sold	Aggregate	Average	Median
2024	223	191	122	6,329,200	51,879
2023	3,966	3,499	2,428	58,037,500	23,903
2022	4,036	3,505	2,557	61,894,500	24,206
2021	3,581	3,076	2,363	57,877,928	24,493
2020	3,350	2,521	1,810	36,199,538	20,000
2019	4,188	3,664	2,667	53,607,700	20,100
2018	4,259	3,676	2,532	51,316,244	20,267
2017	4,090	3,497	2,625	53,412,000	20,347
2016	4,260	3,679	2,551	45,046,050	17,658
2015	3,868	3,295	2,506	43,893,850	17,516
2014	3,703	3,185	2,496	42,783,500	17,141
2013	3,487	3,040	2,203	33,039,267	14,997
2012	3,281	2,851	1,954	25,668,400	13,136
2011	3,717	3,116	1,931	25,713,688	13,316
2010	3,815	3,173	1,763	21,032,557	11,930
2009	3,663	3,039	1,715	18,249,650	10,641
2008	5,773	4,430	2,237	29,704,248	13,279
2007	7,422	5,727	3,346	57,018,250	17,041
2006	6,856	5,493	3,606	61,966,450	17,184
2005	5,803	4,710	3,215	46,574,300	14,487
2004	5,724	4,657	3,129	43,581,450	13,928
2003	5,629	4,513	3,123	38,916,200	12,461
2002	5,637	4,604	3,303	38,969,206	11,798