Table 2.

Exponential growth rates and R₀ in different phases.

Phase	Time frame	Days	Outbreaks	Growth rate	R-square	Doubling time	R 0
I	01/12/2007−01/01/2014	2,224	112	0.03	0.99	26.46	1.09
II	02/01/2014−25/03/2016	814	2,498	0.43	0.94	1.60	2.52
III	26/03/2016−12/12/2017	627	1,340	0.43	0.99	1.61	2.51
IV	13/12/2017−1/12/2022	1,851	23,234	1.39	0.99	0.50	5.87
All	01/12/2007−30/12/2022	5,516	27,184	0.37	0.79	1.88	2.29