That is according to official Russian data too which Russia always lies about trying to make themselves look better. Sanctions are working very well though probably should be strengthened in some areas. Time is not on the side of the fascist dictator Putin. Tick Tock, goes the clock. Counting down to Russia's bankruptcy.
Ukraines increased range and efficacy with their weapons including drones and saboteurs is probably doing more damage than sanctions at this point. Been hearing a lot of news about Russian oil related assets going up in smoke
