Sukhoi Civil Aircraft is claiming that the operational reliability of the Superjet 100 fleet is nearing 98%.
The airframer states that the level of 97.85% recorded in June improves on the figure of 96.94% achieved a year earlier.
Sukhoi says the reliability and serviceability are demonstrating a "positive trend".
It says the number of malfunctions per 1,000 flight-hours has reduced by 40%, to 89.6, while dispatch reliability increased from just under 97% to 97.87%.
Source: Cirium Dashboard