1994    9240
1995    9240
1996    9689
1997    9975
1998   10195
1999   10357
2000   10600
2001   10973
2002   11000
2003   12000
2004   13000
2005   14000
2006   15000
2007   15501
2008   15866
2009   16707
2010   16437
2011   16629
2012   17255
2013   17547
2014   17820
2015   18138
2016   18158
2017   18360
2018   18722
2019   19217
2020   19554
2021   19793
2022   20849
2023   22586
2024   23379
2025   23993