Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	30	39
2011	Feb	31	44
2011	Mar	44	87
2011	Apr	81	118
2011	May	79	116
2011	Jun	102	127
2011	Jul	81	87
2011	Aug	103	126
2011	Sep	80	108
2011	Oct	96	170
2011	Nov	140	177
2011	Dec	199	272
2011	all	867	1471