However , it 's even more impressive when you take into account the number of other events he ran during the 1980s , as well as the speed at which he ran them .
Naslund 's streak of local marathons is impressive in and of itself .
It 's even more impressive when you take into account the number of other events Naslund ran during the 1980s , as well as the speed at which Naslund ran them .
Naslund 's streak of local marathons is impressive in and of itself .