Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/membershipEst> ?o. }
- Messina_Brothers membershipEst "6".
- Mexikanemi membershipEst "2000".
- Middlesbrough_Frontline membershipEst "60".
- Millwall_Bushwackers membershipEst "200".
- Milwaukee_crime_family membershipEst "10".
- Milwaukee_crime_family membershipEst "15".
- Mongols_Motorcycle_Club membershipEst "1000".
- Motor_Maids membershipEst "1200".
- Motorcycle_Action_Group membershipEst "50000".
- Mullen_Gang membershipEst "40".
- Musitano_crime_family membershipEst "Unknown".
- Nazi_Lowriders membershipEst "1000".
- Newcastle_Gremlins membershipEst "120".
- Notorious_(motorcycle_club) membershipEst "Unknown".
- Nuova_Camorra_Organizzata membershipEst "7000".
- Nuova_Famiglia membershipEst "unknown".
- Original_Gangsters_(gang) membershipEst "Around 100, 30 inner-circle members".
- Patriarca_crime_family membershipEst "30".
- Patriot_Guard_Riders membershipEst "329696".
- Patsy_Conroy_Gang membershipEst "14".
- Philadelphia_Greek_Mob membershipEst "50".
- Philadelphia_crime_family membershipEst "50".
- Pittsburgh_crime_family membershipEst "Less than 5".
- Playboys_gang membershipEst "Unknown but thought to be around 5-6,000 on the West Coast".
- Primi_(gang) membershipEst "Unknown".
- Reading_Motorcycle_Club membershipEst "1200".
- Rebels_Motorcycle_Club membershipEst "2000".
- Rochester_crime_family membershipEst "Unknown".
- Rollin'_30s_Harlem_Crips membershipEst "Between 700 and 1000".
- Rollin_60's_Neighborhood_Crips membershipEst "1600".
- Russian_mafia membershipEst "300000".
- Sabini_syndicate membershipEst "300".
- San_Francisco_crime_family membershipEst "1".
- San_Jose_crime_family membershipEst "Unknown".
- Satudarah membershipEst "Around 2000 Worldwide".
- Section_B membershipEst "50".
- Serbian_Brotherhood membershipEst "Around 1000".
- Sicilian_Mafia membershipEst "unknown".
- Silvio_Dante membershipEst "50".
- Sin_City_Deciples membershipEst "1200".
- Snakehead_(gang) membershipEst "Unknown".
- Solntsevskaya_Bratva membershipEst "5000".
- Sons_of_Samoa membershipEst "200".
- Sons_of_Silence membershipEst "250".
- Soprano_crime_family membershipEst "50".
- Soul_Crew membershipEst "600".
- South_Brooklyn_Boys membershipEst "50".
- St._Louis_crime_family membershipEst "10".
- Suicide_Squad_(hooligan_firm) membershipEst "80".
- Tambov_Gang membershipEst "Around 600".
- The_Breed_Motorcycle_Club membershipEst "200".
- The_Muckers membershipEst "100".
- The_Royal_British_Legion_Riders_Branch membershipEst "over 5000".
- The_Tanglewood_Boys membershipEst "Unknown".
- The_Vario_Crew membershipEst "Unknown".
- Tiny_Rascal_gang membershipEst "10000".
- Tooner_Ville_Rifa_13 membershipEst "100".
- Tottenham_Mandem membershipEst "100".
- Trafficante_crime_family membershipEst "10".
- Tribe_of_Judah_Motorcycle_Ministries membershipEst "1000".
- Triumph_Owners_Motor_Cycle_Club membershipEst "4900".
- Vagos_Motorcycle_Club membershipEst "600".
- Velentzas_crime_family membershipEst "30".
- West_End_Gang membershipEst "100".
- Westies membershipEst "Fewer than 20 members".
- Whittemore_Gang membershipEst "9".
- Winter_Hill_Gang membershipEst "[[#Members".
- Wo_Shing_Wo membershipEst "40000".
- Women_in_the_Wind_(motorcycle_club) membershipEst "101".
- Woolwich_Boys_(gang) membershipEst "300".
- Yamaguchi-gumi membershipEst "39000".
- Yoshitomi_Group membershipEst "84000".
- Zemun_Clan membershipEst "10000".
- Zemun_Clan membershipEst "2000".
- Ñetas membershipEst "35000".