| Year | Visitors |
|---|---|
| 2019 | 8,020 |
| 2018 | 8,254 |
| 2017 | 10,250 |
| 2016 | 10,652 |
| 2015 | 5,772 |
| 2014 | 5,843 |
| 2013 | 6,013 |
| 2012 | 6,426 |
| 2011 | 6,351 |
| 2010 | 6,004 |
| 2009 | 6,268 |
| 2008 | 5,720 |
| 2007 | 4,886 |
| 2006 | 5,019 |
| 2005 | 4,500 |
| 2004 | 5,940 |
| 2003 | 4,801 |
| 2002 | 4,824 |
| 2001 | 5,241 |
| 2000 | 4,414 |
| 1999 | 4,038 |
| 1998 | 3,034 |
| 1997 | 6,023 |
| 1996 | 3,946 |
| 1995 | 4,872 |
| 1994 | 4,802 |
| 1993 | 3,589 |
| 1992 | 3,161 |