Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	19	35
2009	Feb	30	35
2009	Mar	41	59
2009	Apr	41	67
2009	May	22	41
2009	Jun	19	24
2009	Jul	27	39
2009	Aug	19	23
2009	Sep	26	28
2009	Oct	31	36
2009	Nov	34	57
2009	Dec	22	35
2009	all	291	479