name               period  matches  wins  draws  losses efficiency %
0         mohamed bader      1998 - dec 2001       15     0      2      13         6.7%
1         ahmed hussein  oct 2007 - dec 2007        4     1      0       3          25%
2          mohamed abar  jan 2008 - jun 2008        4     0      0       4           0%
3      ahmed abdelmonem  jul 2008 - jul 2010       11     0      1      10         4.6%
4  gharsalli noureddine   oct 2011 - present        5     0      0       5           0%

Table as JSON:
{"name":{"0":"mohamed bader","1":"ahmed hussein","2":"mohamed abar","3":"ahmed abdelmonem","4":"gharsalli noureddine"},"period":{"0":"1998 - dec 2001","1":"oct 2007 - dec 2007","2":"jan 2008 - jun 2008","3":"jul 2008 - jul 2010","4":"oct 2011 - present"},"matches":{"0":15,"1":4,"2":4,"3":11,"4":5},"wins":{"0":0,"1":1,"2":0,"3":0,"4":0},"draws":{"0":2,"1":0,"2":0,"3":1,"4":0},"losses":{"0":13,"1":3,"2":4,"3":10,"4":5},"efficiency %":{"0":"6.7%","1":"25%","2":"0%","3":"4.6%","4":"0%"}}