Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	33	49
2009	Feb	39	51
2009	Mar	75	104
2009	Apr	70	101
2009	May	47	68
2009	Jun	31	42
2009	Jul	56	67
2009	Aug	31	41
2009	Sep	50	59
2009	Oct	65	87
2009	Nov	64	94
2009	Dec	52	72
2009	all	550	835