Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	131	164
2011	Feb	67	105
2011	Mar	74	103
2011	Apr	110	138
2011	May	88	123
2011	Jun	88	115
2011	Jul	81	90
2011	Aug	88	116
2011	Sep	111	128
2011	Oct	64	84
2011	Nov	109	150
2011	Dec	84	95
2011	all	889	1411