Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	130	186
2011	Feb	87	134
2011	Mar	118	259
2011	Apr	142	198
2011	May	108	174
2011	Jun	108	149
2011	Jul	154	215
2011	Aug	148	191
2011	Sep	99	142
2011	Oct	103	152
2011	Nov	164	264
2011	Dec	97	127
2011	all	1181	2191