Table 2. Bayesian estimates of evolutionary parameters based on L, M, and S genomic fragments of SFTSV.

	L segment	M segment	S segment
Sequence number	126	129	166
Sampling time interval	2007–2014	2007–2014	2007–2014
Coefficient of variation	0.26	0.36	0.80
Evolutionary rate
(10*-4 nucleotide substitutions/site/year)	1.87 (0.84–3.02)	2.84 (1.53–4.64)	5.07 (2.98–7.09)
tMRCA of SFTSV	1868.5[1745.1–1940]	1867.6[1735.7–1933.2]	1930[1880.3–1963.5]
tMRCA of SFTSV genotype A	1933.5[1865.6–1971.8]	1960.3[1917.5–1984.4]	1962.2[1934.9–1991.5]
tMRCA of SFTSV genotype B	1901.4[1807.7–1957.5]	1924[1848.5–1965.6]	1971.4[1924.6–1982.9]
tMRCA of SFTSV genotype D	1928.4[1857–1966.8]	1951.5[1895.2–1978.7]	1982.1[1959.4–1995.5]
tMRCA of SFTSV genotype E	2005.4[1999.6–2008.6]	2004.3[1996.4–2008.1]	1987.7[1966.6–2002.7]
tMRCA of SFTSV genotype F	1944.5[1888–1978.2]	1971.3[1935–1991.7]	1978.5[1961–1997.3]
Zhoushan lineage of genotype A	1997[1981.4–2005.8]	1997[1979.3–2006.2]	2007.3[1999–2011.1]
Zhoushan lineage of genotype B	2004.1[1996.1–2008.6]	1996.8[1979.9–2005.9]	2008.2[2004.5–2010.4]
Japan lineage of genotype B	1974[1938.8–1993.3]	1990.3[1946–1998.2]	1998.45[1986.9–2005.6]

The 95% highest posterior density credible regions are given in parentheses.