Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	0	0
2011	Feb	0	0
2011	Mar	0	0
2011	Apr	0	0
2011	May	0	0
2011	Jun	0	0
2011	Jul	0	0
2011	Aug	0	0
2011	Sep	0	0
2011	Oct	10	25
2011	Nov	30	46
2011	Dec	35	51
2011	all	55	122