| 1976.0 | 1 | * |
| 1977.0 | 5 | ***** |
| 1978.0 | 22 | ********************** |
| 1979.0 | 23 | *********************** |
| 1980.0 | 31 | ******************************* |
| 1981.0 | 82 | ********************************************************************************** |
| 1982.0 | 87 | *************************************************************************************** |
| 1983.0 | 43 | ******************************************* |
| 1984.0 | 24 | ************************ |
| 1985.0 | 9 | ********* |
| 1986.0 | 12 | ************ |
| 1987.0 | 15 | *************** |
| 1988.0 | 20 | ******************** |
| 1989.0 | 89 | ***************************************************************************************** |
| 1990.0 | 60 | ************************************************************ |
| 1991.0 | 79 | ******************************************************************************* |
| 1992.0 | 55 | ******************************************************* |
| 1993.0 | 47 | *********************************************** |
| 1994.0 | 6 | ****** |
| 1995.0 | 2 | ** |
| 1996.0 | 12 | ************ |
| 1997.0 | 11 | *********** |
| 1998.0 | 17 | ***************** |
| 1999.0 | 20 | ******************** |
| 2000.0 | 21 | ********************* |
| 2001.0 | 29 | ***************************** |
| 2002.0 | 23 | *********************** |
| 2003.0 | 20 | ******************** |
| 2004.0 | 19 | ******************* |
| 2005.0 | 20 | ******************** |
| 2006.0 | 10 | ********** |
| 2007.0 | 3 | *** |
| 2008.0 | 1 | * |
| 2010.0 | 17 | ***************** |
| 2011.0 | 15 | *************** |
| 2012.0 | 33 | ********************************* |
| 2013.0 | 19 | ******************* |
| 2014.0 | 24 | ************************ |
| 2015.0 | 23 | *********************** |
| 2016.0 | 12 | ************ |
| 2017.0 | 12 | ************ |
| 2018.0 | 1 | * |
| 2019.0 | 1 | * |
| 2020.0 | 12 | ************ |
| 2021.0 | 8 | ******** |
| 2022.0 | 19 | ******************* |
| 2023.0 | 15 | *************** |
| 2024.0 | 2 | ** |
