Year,Case Count,Year Group 2000,273,Before 2008 2001,277,Before 2008 2002,510,Before 2008 2003,362,Before 2008 2004,538,Before 2008 2005,787,Before 2008 2006,646,Before 2008 2007,834,Before 2008 2008,1010,After 2008 2009,1164,After 2008 2010,1764,After 2008 2011,2577,After 2008 2012,2393,After 2008 2013,2455,After 2008 2014,2808,After 2008 2015,3659,After 2008 2016,4151,After 2008 2017,5762,After 2008 2018,4008,After 2008 2019,5655,After 2008 2020,3637,After 2008 2021,6729,After 2008 ¹ú²ú¾«Æ·¾Ã¾Ã¾Ã¾Ã¾ÃÒ»¼¶Ã«Æ¬