表2 イトウの月別匹数
1 2 3 4 5 6 7 8 9 10 11 12 総計
1994 0 0 0 2 9 6 0 0 0 4 11 0 32
1995 0 0 0 0 18 21 2 4 12 8 10 4 79
1996 0 0 0 2 4 20 10 6 5 7 14 1 69
1997 0 0 0 2 7 21 14 14 9 2 19 5 93
1998 0 0 1 3 19 23 17 13 10 4 3 1 94
1999 0 0 0 0 11 23 19 4 23 3 5 0 88
2000 0 0 0 1 17 20 19 8 27 2 10 0 104
2001 0 0 0 0 10 27 18 12 6 4 8 0 85
2002 0 0 0 1 21 24 6 13 24 7 2 2 100
2003 0 0 0 0 21 23 24 17 17 1 5 0 108
2004 0 0 0 0 10 31 18 13 11 13 3 0 99
2005 0 0 0 0 5 9 9 11 14 11 6 0 65
2006 0 0 0 0 1 11 22 9 11 3 1 0 58
2007 0 0 0 0 6 26 19 9 15 4 4 0 83
2008 0 0 0 0 7 23 13 22 14 11 2 1 93
2009 0 0 0 0 10 19 6 13 10 8 3 0 69
2010 0 0 0 0 8 15 12 15 12 2 4 0 68
2011 0 0 0 0 11 23 17 14 13 11 5 0 94
2012 0 0 0 0 13 32 25 20 15 13 2 0 120
2013 0 0 0 0 11 41 11 10 27 12 4 1 117
2014 0 0 0 0 17 20 10 23 23 11 6 1 111
2015 0 0 0 0 20 24 20 11 8 11 5 2 101
2016 0 0 0 0 17 17 14 9 16 9 3 0 85
2017 0 0 0 0 12 24 17 17 12 11 2 0 95
2018 0 0 0 0 14 24 15 17 13 12 7 0 102
総計 0 0 1 11 299 547 357 304 347 184 144 18 2212