July 2001 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 23 | ||
|---|---|---|---|---|
| Votes | % | |||
| Independent | Franklin Drilon | 13 | 54.17 | |
| PDP–Laban | Aquilino Pimentel Jr. | 11 | 45.83 | |
| Total votes | 24 | 100.00 | ||
| Absent | 0 | — | ||
| Vacant | 0 | — | ||
| Votes needed to win | 13 | 54.17 | ||
July 2004 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 26 | ||
|---|---|---|---|---|
| Votes | % | |||
| Liberal | Franklin Drilon | 13 | 56.52 | |
| PDP–Laban | Aquilino Pimentel Jr. | 10 | 43.48 | |
| Total votes | 23 | 100.00 | ||
| Absent | 0 | — | ||
| Vacant | 1 | — | ||
| Votes needed to win | 13 | 54.17 | ||
July 2006 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 24 | ||
|---|---|---|---|---|
| Votes | % | |||
| Nacionalista | Manuel Villar Jr. | |||
| Total votes | — | 100.00 | ||
| Absent | 2 | — | ||
| Vacant | 1 | — | ||
| Votes needed to win | 13 | 54.17 | ||
July 2007 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 23 | ||
|---|---|---|---|---|
| Votes | % | |||
| Nacionalista | Manuel Villar Jr. | 15 | 68.18 | |
| PDP–Laban | Aquilino Pimentel Jr. | 7 | 31.82 | |
| Total votes | 22 | 100.00 | ||
| Absent | 1 | — | ||
| Vacant | 1 | — | ||
| Votes needed to win | 13 | 54.17 | ||
November 2008 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot November 17 | ||
|---|---|---|---|---|
| Votes | % | |||
| PMP | Juan Ponce Enrile Sr. | 14 | 66.67 | |
| Abstained | 6 | 28.57 | ||
| Did not vote | 1 | 4.76 | ||
| Total votes | 21 | 100.00 | ||
| Absent | 2 | — | ||
| Vacant | 1 | — | ||
| Votes needed to win | 13 | 54.17 | ||
July 2010 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 26 | ||
|---|---|---|---|---|
| Votes | % | |||
| PMP | Juan Ponce Enrile Sr. | 17 | 85.00 | |
| Nacionalista | Alan Peter Cayetano | 3 | 15.00 | |
| Total votes | 20 | 100.00 | ||
| Absent | 3 | — | ||
| Vacant | 1 | — | ||
| Votes needed to win | 13 | 54.17 | ||
July 2013 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 22 | ||
|---|---|---|---|---|
| Votes | % | |||
| Liberal | Franklin Drilon | 17 | 73.91 | |
| PMP | Juan Ponce Enrile Sr. | 6 | 26.09 | |
| Total votes | 23 | 100.00 | ||
| Absent | 1 | — | ||
| Vacant | 0 | — | ||
| Votes needed to win | 13 | 54.17 | ||
July 2016 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 25 | ||
|---|---|---|---|---|
| Votes | % | |||
| PDP–Laban | Aquilino Pimentel III | 20 | 86.96 | |
| Liberal | Ralph Recto | 3 | 13.04 | |
| Total votes | 23 | 100.00 | ||
| Absent | 1 | — | ||
| Vacant | 0 | — | ||
| Votes needed to win | 13 | 54.17 | ||
May 2018 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot May 21 | ||
|---|---|---|---|---|
| Votes | % | |||
| NPC | Vicente Sotto III | |||
| Total votes | — | 100.00 | ||
| Absent | 4 | — | ||
| Vacant | 1 | — | ||
| Votes needed to win | 13 | 54.17 | ||
July 2019 Senate Presidential election
| ||||
| Party | Candidate | 1st ballot July 22 | ||
|---|---|---|---|---|
| Votes | % | |||
| NPC | Vicente Sotto III | |||
| Total votes | — | 100.00 | ||
| Absent | 2 | — | ||
| Vacant | 0 | — | ||
| Votes needed to win | 13 | 54.17 | ||