By Version

• R2: 117
• R2B: 0
• R3: 21,857
• R4: 162,489
• R4B: 44,156
• R5: 34,529
• R6: 2,499

By Authority

• none: 195,929
• hl7: 74,546
• ihe: 1,353
• national: 4,469
• who: 1,557

By Realm

• none: 188,998
• au: 739
• be: 538
• br: 400
• ca: 1,485
• ch: 1,952
• cl: 655
• cr: 55
• cz: 912
• de: 2,868
• dk: 1,573
• ee: 279
• eu: 1,053
• fi: 87
• fr: 3,279
• il: 347
• in: 163
• it: 102
• jp: 174
• kr: 30
• nl: 2,262
• no: 131
• nz: 49
• pl: 134
• se: 228
• stt: 116
• tw: 2,417
• uk: 21
• us: 22,429
• uv: 44,342
• other: 6