In today's business plan, Network Rail said it expected to achieve a trains-on-time figure of 92.5% "by the end" of the period 2014-2019.
NR also warned that even with the extra trains and seats this would "not be enough" on the busy West Coast Main Line where the added capacity of the London to Birmingham HS2 high-speed rail line project was, it said, "essential".
More top news
The pilot of the private jet that crash landed killing three members of Osama bin Laden's family had a "very high workload".
A damning report has accused police officers of abusing their power to sexually exploit people, including vulnerable victims of crime.
Donald Trump arrives in North Carolina on his 'thank you' tour of a country Time magazine dubbed the "Divided States of America".