the first km in 5'22", the second in 4'40" and then the others successively in 4'30", 4'35", 4'38", 4'31", 4'23"and the eighth in 4'11"
You're fast! Oh, and I'll try to take your advice. Might be difficult due to work but am sure once I can get it started and a bit of momentum, following through won't be all that difficult
You just need a couple of days in work week, 15’ long at least. Then 1 unique run longer in the weekend