Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	35	51
2011	Feb	24	40
2011	Mar	21	33
2011	Apr	25	30
2011	May	21	24
2011	Jun	29	33
2011	Jul	34	37
2011	Aug	27	30
2011	Sep	19	22
2011	Oct	24	38
2011	Nov	36	47
2011	Dec	24	36
2011	all	278	421