Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	0	0
2011	Feb	0	0
2011	Mar	21	40
2011	Apr	89	130
2011	May	114	182
2011	Jun	151	215
2011	Jul	148	214
2011	Aug	159	192
2011	Sep	109	147
2011	Oct	163	297
2011	Nov	283	415
2011	Dec	225	300
2011	all	1163	2132