Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	7	15
2013	Feb	13	30
2013	Mar	16	22
2013	Apr	108	177
2013	May	197	299
2013	Jun	206	301
2013	Jul	166	241
2013	Aug	174	248
2013	Sep	185	267
2013	Oct	257	376
2013	Nov	219	283
2013	Dec	192	338
2013	all	1303	2597