That's some awesome PBs!
Mile: 5:50
5k: 20:37
10k: 43:44
Half: 99:52
Full Mara: 4:03:49
If you're in the UK check out www.runbritainrankings.com
Are you aware of @runningproject? And the #RunForSteem project? Keep an eye out for #RunYourMile too.