Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	36	45
2011	Feb	24	32
2011	Mar	19	35
2011	Apr	27	28
2011	May	19	22
2011	Jun	29	33
2011	Jul	30	32
2011	Aug	26	31
2011	Sep	22	26
2011	Oct	21	34
2011	Nov	38	45
2011	Dec	21	31
2011	all	275	394