Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	85	110
2013	Feb	92	117
2013	Mar	121	256
2013	Apr	132	239
2013	May	192	306
2013	Jun	183	250
2013	Jul	106	161
2013	Aug	142	207
2013	Sep	132	168
2013	Oct	166	234
2013	Nov	150	202
2013	Dec	130	268
2013	all	1240	2518