Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	2525	4331
2009	Feb	2603	4470
2009	Mar	3192	5594
2009	Apr	3212	5786
2009	May	2834	5206
2009	Jun	2961	5054
2009	Jul	2892	5117
2009	Aug	2568	4516
2009	Sep	3235	5650
2009	Oct	2835	5338
2009	Nov	3569	6467
2009	Dec	2555	5001
2009	all	25770	62530