Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	36	46
2011	Feb	27	36
2011	Mar	23	39
2011	Apr	27	29
2011	May	22	27
2011	Jun	31	35
2011	Jul	30	33
2011	Aug	24	29
2011	Sep	22	25
2011	Oct	26	40
2011	Nov	44	59
2011	Dec	21	31
2011	all	295	429