Data
92,968 items of data are available, covering 87,755 participants.
Defined-instances run from 2 to 3, labelled using Instancing 
2.
| 
| Maximum | 4000 |  | Decile 9 | 4000 |  | Decile 8 | 3003 |  | Decile 7 | 3000 |  | Decile 6 | 2002 |  | Median | 2000 |  | Decile 4 | 1002 |  | Decile 3 | 1002 |  | Decile 2 | 1001 |  | Decile 1 | 1000 |  | Minimum | 1000 |  |   | 
There are 11 distinct values.Mean = 2041.1Std.dev = 1082.74 | 
2 Instances
Instance 2 : Imaging visit (2014+)
87,754 participants, 87,754 items
| 
| Maximum | 4000 |  | Decile 9 | 4000 |  | Decile 8 | 3003 |  | Decile 7 | 3001 |  | Decile 6 | 2002 |  | Median | 2000 |  | Decile 4 | 1002 |  | Decile 3 | 1002 |  | Decile 2 | 1001 |  | Decile 1 | 1000 |  | Minimum | 1000 |  |   | 
There are 11 distinct values.Mean = 2071.03Std.dev = 1095.7 | 
Instance 3 : First repeat imaging visit (2019+)
5,214 participants, 5,214 items
| 
| Maximum | 3002 |  | Decile 9 | 2002 |  | Decile 8 | 2002 |  | Decile 7 | 2002 |  | Decile 6 | 2000 |  | Median | 1002 |  | Decile 4 | 1002 |  | Decile 3 | 1002 |  | Decile 2 | 1002 |  | Decile 1 | 1001 |  | Minimum | 1001 |  |   | 
There are 6 distinct values.Mean = 1537.38Std.dev = 654.381 |