Launches per year
19701971
SuccessfulFailed
Same family
Soyuz-U 633Voskhod 11A57 299Molniya 8K78M 272Soyuz-U-PVB 154Vostok 8A92M 94Soyuz-2-1B 87Soyuz-2-1A 82Soyuz-U2 72Soyuz-FG 70Vostok 8A92 45Molniya 8K78 40Soyuz 11A511 32Soyuz-ST-B 18Vostok 8K72 17Vostok-L 8K72 9Soyuz-ST-A 9Soyuz 11A511M 8Molniya 8K78M-PVB 8Sputnik 8K71PS 2Sputnik 8A91 2Polyot 11A59 2Vostok-2A 11A510 2
All 3 launches
3 launches
Source: GCAT launch list and launch vehicle tables, Jonathan C. McDowell (CC BY 4.0).