Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	73	114
2011	Feb	57	94
2011	Mar	51	86
2011	Apr	83	105
2011	May	66	110
2011	Jun	65	91
2011	Jul	62	66
2011	Aug	62	80
2011	Sep	40	53
2011	Oct	47	72
2011	Nov	76	109
2011	Dec	58	74
2011	all	600	1054