Biggest UK (not)parkrun totals:
Chelmsford Central 369 (not)parkruns
Bushy Park 323 (not)parkruns
Hull 195 (not)parkruns
Beverley Westwood 149 (not)parkruns
Huntingdon 147 (not)parkruns
Great Notley 141 (not)parkruns
Ashton Court 132 (not)parkruns
Milton Keynes 109 (not)parkruns
Nonsuch 107 (not)parkruns
Cassiobury 106 (not)parkruns

Highest adjusted* average (not)parkruns per parkrunner: Polkemmet Country with 12 parkrunners recording 32 (not)parkruns
Lowest adjusted* average (not)parkruns per parkrunner: Jersey with 19 parkrunners recording 19 (not)parkruns
(* = adjusted according to a statistical formula to take account of parkruns with very low numbers)

Worldwide 20586 parkrunners recorded 29677 (not)parkruns, with an average time of 33:59
In the UK 13312 parkrunners recorded 18582 (not)parkruns, with an average time of 31:37
In South Africa 3309 parkrunners recorded 5289 (not)parkruns, with an average time of 41:53
In Australia 2059 parkrunners recorded 2958 (not)parkruns, with an average time of 36:03
In Ireland 717 parkrunners recorded 989 (not)parkruns, with an average time of 33:05
In Germany 196 parkrunners recorded 341 (not)parkruns, with an average time of 32:31
In the US 208 parkrunners recorded 308 (not)parkruns, with an average time of 34:10
In Poland 196 parkrunners recorded 294 (not)parkruns, with an average time of 31:29
In Russia 143 parkrunners recorded 234 (not)parkruns, with an average time of 31:52
In Canada 158 parkrunners recorded 217 (not)parkruns, with an average time of 31:54
In Sweden 60 parkrunners recorded 98 (not)parkruns, with an average time of 30:39
In Italy 41 parkrunners recorded 71 (not)parkruns, with an average time of 29:53
In the Netherlands 33 parkrunners recorded 57 (not)parkruns, with an average time of 33:07
In Japan 32 parkrunners recorded 54 (not)parkruns, with an average time of 29:05
In Denmark 34 parkrunners recorded 39 (not)parkruns, with an average time of 28:53
In Norway 22 parkrunners recorded 36 (not)parkruns, with an average time of 34:26
In Malaysia 24 parkrunners recorded 35 (not)parkruns, with an average time of 36:03
In New Zealand 10 parkrunners recorded 23 (not)parkruns, with an average time of 37:27
In Singapore 18 parkrunners recorded 22 (not)parkruns, with an average time of 26:34
In France 11 parkrunners recorded 17 (not)parkruns, with an average time of 49:07
In Finland 3 parkrunners recorded 13 (not)parkruns, with an average time of 35:58