Table 2. Years of frost ring formation on both slopes (left), or only on one slope (middle part for northeast (NE) and right for southwest (SW) slope). Mean daily temperature from the Taganai-gora weather station.
Common Years	position	Frost damage		Temperature, °C	Duration, days		NE slope	position	Frost damage, %	Temperature, °C	Duration, days		SW slope	position	Frost damage, %	Temperature, °C	Duration, days
		NE, %	SW, %
1999	GP1	46	32	–2.3	3		1975	GP3	25	3.2	1		1993	GP4	39	–1.7	3
1995	GP2	40	24	–2.8	2		1968	GP1	7	–2.7	4		1979	GP1	20	–0.3	1
1982	GP1	30	22	–3.9	7		1968	GP2	7	1.1	7		1969	GP4	23	–0.3	3
1970	GP1	26	29	–4.9	4		1961	GP2	55	–5.4	3		1967	GP2	12	–2.6	14
1966	GP1	26	29	–1.7	4		1952	GP1	25	–2.9	2		1956	GP2	13	1.2	1
1965	GP2	17	15	–4.4	3		1951	GP2	26	–0.4	2		1952	GP2	18	–2.9	1
1943	GP2	36	41	–2.6	3		1949	GP1	12	–4.4	3
1935	GP3	51	23	2.1	1		1933	GP2	34	–6.5	3
1934	GP2	31	19	1.7	5
GP1–4 = growth periods from early spring to late summer.