| Name Of Party | 1951 | 1957 | 1962 | 1967 | 1972 | 1978 | 1983 | 1985 | 1991 | 1996 | 2001 | 2006 | 2011 |
| CONGRESS | 76 | 71 | 79 | 73 | 95 | 34 | 91 | 25 | 66 | 34 | 71 | 53 | 78 |
| CPI | 1 | 4 | 0 | 7 | 3 | 5 | 1 | 0 | 4 | 3 | 0 | 1 | 0 |
| PRAJA SOCIALIST PARTY | 8 | 6 | 5 | ||||||||||
| SWATANTRA | 2 | 1 | |||||||||||
| PLAINS TRIBALS COUNCIL OF ASSAM | 1 | 4 | 3 | 3 | |||||||||
| CPM | 11 | 2 | 2 | 2 | 2 | 0 | 0 | ||||||
| BJP | 10 | 4 | 8 | 10 | 5 | ||||||||
| ASOM GANA PARISHAD | 19 | 59 | 20 | 24 | 10 | ||||||||
| SOCIALIST PARTY | 4 | ||||||||||||
| GARO NATIONAL COUNCIL | 3 | ||||||||||||
| MIZO UNION | 3 | ||||||||||||
| ALL PRATY HILL LEADERS CONFERENCE | 11 | ||||||||||||
| SANGHATA SOCIALIST PARTY | 4 | ||||||||||||
| ALL PARTY HILL LEADERS CONGRESS | 9 | ||||||||||||
| SAMYUKTA SOCIALIST PARTY/SOCIALIST PARTY | 4 | ||||||||||||
| JANATA PARTY | 53 | 0 | |||||||||||
| REVOLUTIONARY COMMUNIST PARTY OF INDIA | 4 | ||||||||||||
| INDIAN CONGRESS (SOCIALIST) | 2 | 4 | 0 | ||||||||||
| NATUN ASOM GANA PARISHAD | 5 | ||||||||||||
| AUTONOMOUS STATE DEMAND COMMITTEE | 4 | ||||||||||||
| AUTONOMOUS STATE DEMAND COMMITTEE | 5 | 1 | |||||||||||
| NATIONALIST CONGRESS PARTY | 3 | 1 | 0 | ||||||||||
| ASSAM UNITED DEMOCRATIC FRONT | 10 | ||||||||||||
| ALL INDIA UNITED DEMOCRATIC FRONT | 18 | ||||||||||||
| BODOLAND PEOPLES FRONT | 12 | ||||||||||||
| INDEPENDENT | 14 | 25 | 8 | 26 | 10 | 15 | 10 | 92 | 15 | 11 | 19 | 22 | 2 |
| OTHERS | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 5 | 4 | 1 |
| TOTAL | 105 | 108 | 105 | 126 | 114 | 126 | 109 | 126 | 126 | 122 | 126 | 126 | 126 |
