Station	BSs	Ds	BSs/D		BSs	Ds	BSs/D
Station	Cold season				Warm season
Teriberka	24	29	0.83		15	20	0.75
Murmansk	15	17	0.88		11	13	0.85
Lovozero	13	16	0.81		9	11	0.89
Krasnoshchelye	9	10	0.90		8	11	0.82
Kandalaksha	10	12	0.83		9	10	0.90
Umba	12	14	0.86		10	11	0.91
Arkhangelsk	9	12	0.75		8	11	0.73
Zimnegorsky Mayak	19	27	0.70		14	19	0.74
Сapе Kanin	21	27	0.78		17	22	0.77
Kolguyev Island Northern	19	28	0.68		12	17	0.71
Kotkino	12	14	0.86		8	11	0.73
Naryan-Mar	13	16	0.81		10	13	0.77
Ust-Usa	11	15	0.73		10	12	0.83
Ust-Tsilma	11	16	0.69		11	16	0.69
Okunev Nos	11	14	0.79		10	13	0.77
Hoseda Hard	16	18	0.89		11	13	0.85
MalyKarmakula	28	40	0.70		18	29	0.62
Anderma	21	24	0.88		13	18	0.72
Marresale	19	22	0.86		13	17	0.77
Novy Port	17	23	0.74		13	18	0.72
Antipauta	16	18	0.89		12	16	0.75
Dikson	21	23	0.91		14	17	0.82
FedorovObservatory	18	23	0.78		12	17	0.71
Bolvansky Nos	20	23	0.87		15	17	0.88
Khatanga	12	17	0.71		11	16	0.69
Vize Island	19	23	0.82		15	17	0.88
Tiksi	?
Wrangel Island	25	-			16	18	0.89
Cape Konstantinovsky	19	24	0.79		14	19	0.74
Yubileynaya	10	16	0.63		11	16	0.69
Vankarem	20	22	0.91		13	17	0.77
Ambarchik	22	26	0.85		14	15	0.93
Cape Schmidt	20	27	0.74		14	17	0.82
Ayon Island	15	20	0.75		12	17	0.71
Ostrovnoye	12	-			10	11	0.91
Cape Billings	16	25	0.64		14	19	0.74
Salekhard	12	17	0.71		11	16	0.69
Igarka	12	14	0.86		10	11	0.91
Kotelny Island	18	20	0.90		16	21	0.76
Kyusyur	18	-			12	16	0.75