Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	30	42
2011	Feb	21	35
2011	Mar	20	34
2011	Apr	31	35
2011	May	41	49
2011	Jun	35	44
2011	Jul	29	30
2011	Aug	27	32
2011	Sep	22	26
2011	Oct	20	35
2011	Nov	44	54
2011	Dec	26	37
2011	all	313	453