0
1000
2000
3000
4000
5000
6000
7000
8000
9000
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
4998
2746
2003
4663
1758
746
3124
5167
3727
7099
8323
2974
6549
1748
To update configuration properties after grouping you need to call define() method with new settings.