Table 2.

Descriptive CCD statistics 2008–2018.

Variable	Obs	Mean	Std. Dev.	Min	Max
CCD (2008–2010)	111	0.5942973	0.0988561	0.453	0.88
CCD (2011–2018)	296	0.6744223	0.1117855	0.456	0.939