Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	90	135
2011	Feb	88	117
2011	Mar	87	108
2011	Apr	127	152
2011	May	93	152
2011	Jun	94	136
2011	Jul	91	105
2011	Aug	92	117
2011	Sep	61	76
2011	Oct	71	85
2011	Nov	118	170
2011	Dec	78	92
2011	all	895	1445