Table:
Before June 2009 (N=51/292)	Between July 2009 and December 2009 (N=37/260)	Between January 2010 and June 2010 (N=21/237)
Group A (Ca & Al)	10/108	5/83	6/81
Group B (SH)	21/80	17/76	6/68
Group C (LC)	0/24	0/22	1/21
Group D (SH & Ca/Al)	19/60	13/59	5/50
Group E (LC & Ca/Al)	1/20	2/20	3/17
P Value (B&D cf. A)	<0.001	<0.004	0.67

Parse the figure content behind with markdown code: |  | Before June 2009 (N=51/292) | Between July 2009 and December 2009 (N=37/260) | Between January 2010 and June 2010 (N=21/237) | 
 | --- | --- | --- | --- | 
 | Group A (Ca & Al) | 10/108 | 5/83 | 6/81 | 
 | Group B (SH) | 21/80 | 17/76

| 6/68 | 
 | Group C (LC) | 0/24 | 0/22 | 1/21 | 
 | Group D (SH & Ca/Al) | 19/60 | 13/59 | 5/50 | 
 | Group E (LC & Ca/Al) | 1/20 | 2/20 | 3/17 | 
 | P Value (B&D cf. A) | <0.001 | <0.004 | 0.67 |