GMS	Quartile 1 (n = 44)	Quartile 2 (n = 44)	Quartile 3 (n = 45)	Quartile 4 (n = 45)
List size	2743 (1095 to 4104)	5336 (4185 to 6510)	8104 (6535 to 9951)	12855 (9979 to 26 082)
Volume, £	9.02 (0.00 to 19.87)	10.77 (2.54 to 21.86)	11.29 (5.10 to 19.99)	11.14 (5.06 to 23.76)
Diversity	8.27 (0 to 14)	9.91 (5 to 14)	10.84 (8 to 14)	11.00 (7 to 16)
PMS	Quartile 1 (n = 51)	Quartile 2 (n = 51)	Quartile 3 (n = 52)	Quartile 4 (n = 52)
List size	3401 (1383 to 5248)	6647 (5255 to 7855)	9824 (7909 to 11568)	15 738 (11570 to 33438)
Volume, £	10.52 (2.15 to 22.06)	10.99 (5.49 to 19.19)	11.98 (4.28 to 31.32)	12.16 (4.26 to 20.72)
Diversity	8.61 (3 to 15)	9.45 (7 to 14)	9.50 (6 to 14)	11.12 (6 to 19)

Range of values shown in brackets. GMS = General Medical Services. PMS = Personal Medical Services.