Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	41	57
2011	Feb	38	54
2011	Mar	46	85
2011	Apr	98	144
2011	May	93	132
2011	Jun	104	139
2011	Jul	80	86
2011	Aug	101	126
2011	Sep	80	111
2011	Oct	100	178
2011	Nov	136	178
2011	Dec	111	156
2011	all	825	1446