ɪts kˈɜːɹənt mˈɛmbɚʃˌɪp ɛksˈiːdz tˈuː,sˈɛvənhˈʌndɹɪd ænd ɪt "sˈɜːvz æz ɐn ʌmbɹˈɛlə ˌɔːɹɡɐnᵻzˈeɪʃən fɔːɹ mˈoːɹ ðɐn fˈɪfti ˌɪnstɪtˈuːʃənəl mˈɛmbɚz ænd θˈɜːɾisˈɪks ɐfˈɪlɪˌeɪɾᵻd ˌɔːɹɡɐnᵻzˈeɪʃənz".
Its current membership exceeds 2,700 and it "serves as an umbrella organization for more than fifty institutional members and thirty-six affiliated organizations".