2023-06-26
| First-past-the-post | Mixed-member proportional representation | Preferential voting | Two-round system | Parallel voting system | Proportional representation | Single-party system | Indirect elections |
| USA | Germany | Australia | France | Japan | Sweden | China | Iran |
| UK | Russia | Switzerland | |||||
| India | New Zealand | Israel | |||||
| Canda | South Korea | ||||||
| Mexico | |||||||
| Nigeria | |||||||
| South Africa | |||||||
| Argentina | |||||||
| Egypt |