By Version

• R2: 117
• R2B: 0
• R3: 21,857
• R4: 162,831
• R4B: 44,156
• R5: 34,645
• R6: 2,518

By Authority

• none: 196,290
• hl7: 74,659
• ihe: 1,354
• national: 4,471
• who: 1,557

By Realm

• none: 189,322
• au: 739
• be: 551
• br: 400
• ca: 1,485
• ch: 1,953
• cl: 655
• cr: 55
• cz: 955
• de: 2,921
• dk: 1,573
• ee: 279
• eu: 1,053
• fi: 87
• fr: 3,284
• il: 347
• in: 163
• it: 102
• jp: 174
• kr: 30
• nl: 2,262
• no: 131
• nz: 49
• pl: 134
• pt: 51
• se: 228
• stt: 116
• tw: 2,419
• uk: 21
• us: 22,416
• uv: 44,340
• other: 6