| 1999 | 2000 | 2001 | 2002 | 2003 |
| 2004 | 2005 | 2006 | 2007 | 2008 |
| 2009 a | 2009 b | 2010 a | 2010 b | 2011 |
| 2012 | 2013 a | 2013 b | 2014 | 2015 |
| 2016 | 2017 a | 2017 b | 2017 c | 2018 |
| 2019 | 2021 | 2022 |
Leads
| 1999 | Ravi Bhagam |
| 2000 | Baddam Srinivas |
| 2001 | Srinivas Vemulapalli |
| 2002 | Srinivas Vemulapalli |
| 2003 | Srinivas Vemulapalli |
| 2004 | Srinivas Vemulapalli |
| 2005 | Kiran Nadgir |
| 2006 | Mallik Huggahalli |
| 2007 | Srinivas Vemulapalli |
| 2008 | Srinivas Vemulapalli |
| 2009 | Jaimin Modi |
| 2010 | Rohit Kumbhar |
| 2011 | Rama Ryali/Baddam Srinivas |
| 2012 | Rama Ryali/Baddam Srinivas |
| 2013 | Durgesh Das |
| 2014 | Prabir Das |
| 2015 | Srinivas Duddempudi |
| 2016 | Rama Ryali |
| 2017 | Sravan Chivukula |
| 2018 | Sanjay Narla/Srinivas Duddempudi |
| 2019 | Raj Vuchatu/ Sameer |