Uzbekistan
| Year | Electoral system family | Electoral system for national legislature | Number of tiers | Legislative size (directly elected) | Legislative size (voting members) | Electoral system for the president |
|---|---|---|---|---|---|---|
| 2024 | Plurality/Majority | TRS | 1 | 150 | 150 | TRS |
| 2019 | Plurality/Majority | TRS | 1 | 150 | 150 | TRS |
| 2014 | Plurality/Majority | TRS | 1 | 135 | 150 | TRS |
| 2009 | Plurality/Majority | TRS | 1 | 135 | 150 | TRS |
| 2004 | Plurality/Majority | TRS | 1 | 120 | 120 | TRS |
| 1999 | Plurality/Majority | TRS | 1 | 250 | 250 | TRS |
| 1994 | Plurality/Majority | TRS | 1 | 250 | 250 | TRS |
