If you do not know the proper counts when you are scouting for your fleet, you can use any of the following terms. No metrics please.

Doable - 1 - 5
Crap Load - 5 - 10
Butt Load - 10 - 20
Ass Load - 20 - 40
Shit Load - 40 - 80
Fuck Load - 80 - 100
Shit Ton - 100 - 200
Fuck Ton - 200 - 300
Holy Shit - more than 300

Wormhole Space Designation
Class 1 -:- H121 P060 Q317 V301 Y790 Z647 Z971
Class 2 -:- C125 D364 D382 G024 I182 N766 R943
Class 3 -:- C247 L477 M267 N968 O477 O883 X702
Class 4 -:- E175 M609 O128 T405 X877 Y683 Z457
Class 5 -:- H296 H900 L614 M555 N062 N432 N770 V911
Class 6 -:- A982 B041 R474 S804 U319 U574 V753 W237
Known Space Designation
High Sec -:- A641 B274 B449 B520 D792 D845 N110 S047
Low Sec -:- A239 C140 C391 J244 N290 N944 R051 U210
Null Sec -:- C248 E545 K329 K346 S199 V283 Z060 Z142