A Comprehensive Analysis of the Changes in Precipitation Patterns over Beijing during 1960–2012

Table 6

Summary statistics for the precipitation frequency, amount, and intensity for the different grades.

	Frequency (days)			Amount (mm)			Intensity (mm/day)
	Mean	SD	RC (days/10a)	Mean	SD	RC (mm/10a)	Mean	SD	RC (mm/(day·10a))
Small	27.0	3.37	−0.103	80.5	8.50	−0.644	3.0	0.33	−0.033
Medium	7.7	0.76	0.051	122.4	12.03	0.36	15.9	0.23	−0.071
Large	3.6	0.60	−0.148	124.4	21.49	−5.033	34.3	0.55	−0.009
Heavy	1.5	0.50	−0.13	121.7	42.61	−10.506	79.6	5.19	−1.255

Note. SD, standard deviation; RC, regression coefficient.