Damage types:
Gurista/EoM: 0.75 kin/0.25 therm
Angel: 0.7 exp/0.2 kin/0.1 em
Sansha/Blood raider/Amarr empire: 0.5 em/0.5 therm
Serpentis/Caldari state: 0.5 kin/0.5 therm
Gallente federation: 0.5 kin/0.4 therm/0.1 em
Minmatar republic: 0.5 exp/0.2 em/0.2 kin/0.1 therm
Mercenaries: 0.5 therm/0.3 kin/0.1 exp/0.1 em

Damage types to do:
Angel, Amarr Navy, Mordus, Gurista, Khanid, Zazzmatazz, Rogue Pirate, Odamian
- EM (shield) Explosive (Armor), or thermal all round
Blood, Sansha, Serpentis - Thermal
Mercenary - Explosives
Caldary Navy - Explosives (Kin/Therm)

Stacking Penalties
1st mod: c(1) = 100.000%
2nd mod: c(2) = 86.9119842%
3d mod: c(3) = 57.1037996%
4th mod c(4) = 28%
5th and on = 1%